| Giovanni Battista Passeri - Antonio Francesco Gori - B | Giovanni Battista Passeri | Antonio Francesco Gori | Hubert Goltzius | | | Florence, Biblioteca Marucelliana | Italian |
| John Marsham - Pierre de Carcavi - undated (2) | John Marsham | Pierre de Carcavi | | | | Maidstone, Kent History and Library Centre | Latin |
| Siwart Haverkamp - Jacques-Philippe d'Orville - | Siwart Haverkamp | Jacques-Philippe d'Orville | | | Leiden | Oxford, Bodleian Library | English |
| John Barkham - Robert Bruce Cotton - ????-01-05 | John Barkham | Robert Bruce Cotton | | | | London, British Library | English |
| Gisbert Cuper - Anselmo Maria Banduri - | Gisbert Cuper | Anselmo Maria Banduri | Jean Hardouin, Charles du Fresne, Johann Albert Fabricius, Gottfried Wilhelm Leibniz | | | | French |
| Roger Gale - John Clerk - undated | Roger Gale | John Clerk | | | | | English |
| George Carew - Robert Bruce Cotton | George Carew | Robert Bruce Cotton | | | | London, British Library | English |
| Henri Justel - Thomas Smith - | Henri Justel | Thomas Smith | Jean Foy-Vaillant, Louis XIV of France, Robert Huntington | | | Thomas Smith | French |
| Charles d'Orléans de Rothelin - Joseph de Seytres de Caumont - b | Charles d'Orléans de Rothelin | Joseph de Seytres de Caumont | | | | Paris, Bibliothèque nationale de France | French |
| Richard James - Robert Bruce Cotton | Richard James | Robert Bruce Cotton | Bryan Twyne | | | London, British Library | English |
| Fortunato Mandelli - Giacomo Nani - | Fortunato Mandelli | Giacomo Nani | | | Murano | Venice, Museo Correr | Italian |
| Reginald Bainbrigg? - William Camden? - n.d. | Reginald Bainbrigg | William Camden | Robert Bruce Cotton | | | London, British Library | Latin |
| John Scott Hylton - Mark Noble | John Scott Hylton | Mark Noble | | | Lapal House | Oxford, Bodleian Library | English |
| Andrew Fountaine - Peter Le Neve - ????-09-13 | Andrew Fountaine | Peter Le Neve | Thomas Rymer | | | Oxford, Bodleian Library | English |
| Richard James - Robert Bruce Cotton - undated | Richard James | Robert Bruce Cotton | Adolf Occo | | | London, British Library | English |
| Apostolo Zeno - Gian Domenico Bertoli - | Apostolo Zeno | Gian Domenico Bertoli | Sebastiano Erizzo, Siwart Haverkamp | | | | Italian |
| Claude Gros de Boze - Claude Picard Duvau | Claude Gros de Boze | Claude Picard Duvau | Pierre Chol de Torpanne | | Paris | | French |
| Maurice Johnson - George Lynn Junior | Maurice Johnson | George Lynn Junior | Francis Wise | | | London, Society of Antiquaries | English |
| Thomas Browne - Talbot - undated | Thomas Browne | Talbot | | | | London, British Library | English |
| Gisbert Cuper - Anthonie van Dale - | Gisbert Cuper | Anthonie van Dale | Jacob Spon, Ezechiel Spanheim, Johann Georg Graevius, Charles du Fresne, Albert Rubens | | | | Latin |
| William Lloyd - Henry Dodwell - | William Lloyd | Henry Dodwell | | | | Oxford, Bodleian Library | English |
| Alexandre-Xavier Panel - Claude-Nicolas Chifflet - s.d. | Alexandre-Xavier Panel | Claude-Nicolas Chifflet | François Remuzat | | Avignon | Besançon, Bibliothèque municipale | French |
| Giovanni Battista Passeri - Antonio Francesco Gori - ....- 9-25 | Giovanni Battista Passeri | Antonio Francesco Gori | Filippo Buonarroti | | Pesaro | Florence, Biblioteca Marucelliana | Italian |
| John Speed - Robert Bruce Cotton - undated | John Speed | Robert Bruce Cotton | Jacob Cool | | | London, British Library | English |
| Charles d'Orléans de Rothelin - Bernard de Montfaucon - | Charles d'Orléans de Rothelin | Bernard de Montfaucon | | | | Paris, Bibliothèque nationale de France | French |
| Richard James - Robert Bruce Cotton - 1629 or 1630 | Richard James | Robert Bruce Cotton | John Tradescant | | | London, British Library | English |
| Ercole Basso - Niccolò Gaddi | Ercole Basso | Niccolò Gaddi | | | | | Italian |
| K. Roberts - Thomas Sharp - post 1732-12-11 | K. Roberts | Thomas Sharp | Charles Patin, John Walton | | Hexham | Gloucestershire Archives | English |
| William Stukeley - Roger Gale - n.d. | William Stukeley | Roger Gale | Nicola Francesco Haym, Martin Folkes, Bernardo Sterbini, Thomas Herbert, John Montagu, 4th earl of Sandwich | | | | English |
| Jacques Clemont - Bernard de Montfaucon - | Jacques Clermont | Bernard de Montfaucon | Philipp von Stosch, Bernard Picart | | Amsterdam | Paris, Bibliothèque nationale de France | French |
| Bernardo Zamagna - Andrea Rubbi - ?-10-28 | Bernardo Zamagna | Andrea Rubbi | Gasparo Luigi Oderico, Francesco Antonio Zaccaria, Gaetano Marini | | Rome | | Italian |
| Bernard de Montfaucon - Lothar Franz von Schönborn | Bernard de Montfaucon | Lothar Franz von Schönborn | | | Paris (Saint-Germain) | Paris, Bibliothèque nationale de France | French |
| Thomas Howard - Robert Bruce Cotton - undated | Thomas Howard | Robert Bruce Cotton | | | | London, British Library | English |
| William Dugdale - Simonds D'Ewes - undated fragment | William Dugdale | Simonds D’Ewes | Thomas Cotton, William Somner | | | London, British Library | English |
| John Speed - Robert Bruce Cotton - ????-08-30 | John Speed | Robert Bruce Cotton | Christopher Switzer | | | London, British Library | English |
| Giovanni Battista Passeri - Antonio Francesco Gori - ....- 11-16 | Giovanni Battista Passeri | Antonio Francesco Gori | | | Pesaro | Florence, Biblioteca Marucelliana | Italian |
| William Nicolson - John Sharp - n.d. | William Nicolson | John Sharp I | Edward Lhuyd | | | Gloucestershire Archives | English |
| Noah Hodgson - Thomas Gale - n.d. | Noah Hodgson | Thomas Gale | James Brook | | | | English |
| William Stukeley - Smart Lethieullier - n.d. | William Stukeley | Smart Lethieullier | William Camden, David Gansel | | | | English |
| Alexander Cunningham - Gisbert Cuper - undated | Alexander Cunningham | Gisbert Cuper | Jacques Bary, Louis-Auguste de Bourbon | | Utrecht | The Hague, Koninklijke Bibliotheek | French |
| François Hemsterhuis - Adelheid Amalia von Schmettau | François Hemsterhuis | Adelheid Amalia von Schmettau | Anne-Claude de Caylus, Pierre-Jean Mariette, Johann Lorenz Natter | | | Münster, Universitäts- und Landesbibliothek | French |
| Charlotte Maria Whittaker, Countess of Stradbroke - Mark Noble - 1790's-5-16 | Charlotte Maria Whittaker, Countess of Stradbroke | Mark Noble | | | London (Hertford Street) | Oxford, Bodleian Library | English |
| John Brearcliffe - Martin Lister - undated | John Brearcliffe | Martin Lister | | | | Oxford, Bodleian Library | English |
| Gustav Schroedter - Jean-Paul Bignon - | Gustav Schroedter | Jean-Paul Bignon | | | | London, British Library | French |
| Samuel Turrettini - Jean-Alphonse Turrettini - undated (before 1727) | Samuel Turrettini | Jean-Alphonse Turrettini | Jean Hardouin | | Paris | | French |
| Johann Christoph Olearius - Johann Christian Olearius - | Johann Christoph Olearius | Johann Christian Olearius | Gottfried Bessel, Johann Michael Bockleth | | | Göttweig, Stiftsbibliothek | German |
| Jenkin Knill - Humfrey Wanley - ????-05-12 | Jenkin Knill | Humfrey Wanley | | | Goodridge | London, British Library | English |
| Enrique Flórez - Fernando José de Velasco y Ceballos - s.d. | Enrique Flórez | Fernando José de Velasco y Ceballos | | | Madrid | | Spanish |
| John Speed - Robert Bruce Cotton - ????-09-12 | John Speed | Robert Bruce Cotton | Christopher Switzer | | | London, British Library | English |
| Gisbert Cuper - Johann Georg Graevius | Gisbert Cuper | Johann Georg Graevius | | | | Oxford, Bodleian Library | Latin |
| John Covel - Philipp von Stosch - n.d. (draft) | John Covel | Philipp von Stosch | | | Cambridge | London, British Library | French |
| Henri-Joseph de Thomassin de Mazaugues - Jean Bouhier - | Henri-Joseph de Thomassin de Mazaugues | Jean Bouhier | Alexandre-Xavier Panel | | Aix-en-Provence | Paris, Bibliothèque nationale de France | French |
| Giovanni Battista Passeri - Antonio Francesco Gori - A | Giovanni Battista Passeri | Antonio Francesco Gori | Annibale degli Abbati Olivieri, Giambattista Gervasoni, Onorio Arrigoni | | | Florence, Biblioteca Marucelliana | Italian |
| Annibale degli Abbati Olivieri - Antonio Francesco Gori - undated | Annibale degli Abbati Olivieri | Antonio Francesco Gori | Giovanni Battista Passeri, Nicola Ardizi, Giambattista Gervasoni | | Pesaro | Florence, Biblioteca Marucelliana | Italian |
| John Marsham - Pierre de Carcavi - undated | John Marsham | Pierre de Carcavi | | | | Maidstone, Kent History and Library Centre | Latin |
| Edward Morris - Unknown recipient 1692-06-05 | Edward Morris | | | | | | English |
| Michele Schiavo - Anonymous - | Michele Schiavo | Anonymous | Jean Foy-Vaillant | | Catania | Palermo, Biblioteca Comunale | Italian |
| Charles d'Orléans de Rothelin - Joseph de Seytres de Caumont - | Charles d'Orléans de Rothelin | Joseph de Seytres de Caumont | Cardin Le Bret | | | Paris, Bibliothèque nationale de France | French |
| Gustav Schroedter - Jean Foy-Vaillant - | Gustav Schroedter | Jean Foy-Vaillant | | | | London, British Library | French |
| François Hemsterhuis - Tiberius Hemsterhuis | François Hemsterhuis | Tiberius Hemsterhuis | Francesco Bianchini, Scipione Maffei, Jean Hardouin, Johann Jakob Gessner, Philipp von Stosch, Jacob de Wilde, Ignazio Paternò Castello | | | The Hague, Rijksmuseum Meermanno-Westreenianum | French |
| John Clerk - Roger Gale - undated | John Clerk | Roger Gale | Charles Patin | | | | English |
| Antoine Galland - Jean Hardouin | Antoine Galland | Jean Hardouin | Nicolas-Joseph Foucault | | Caen | Paris, Bibliothèque nationale de France | French |
| Gisbert Cuper - Jean Foy-Vaillant | Gisbert Cuper | Jean Foy-Vaillant | Nicolò Bon | | | | French |
| Isaac Vossius - John Marsham - undated | Isaac Vossius | John Marsham | | | | Maidstone, Kent History and Library Centre | |
| John Speed - Robert Bruce Cotton - n.d. | John Speed | Robert Bruce Cotton | Jacob Cool, Christopher Switzer | | | London, British Library | English |
| Francesco Petrarca - Angelo Tosetti - 1355-2-25 | Francesco Petrarca | Angelo Tosetti | | 25 February 1355 JL | | | Italian |
| Jacopo Rizzoni - Ciriaco d'Ancona - 1442-5-6 | Jacopo Rizzoni | Ciriaco d'Ancona | | 6 May 1442 JL | Verona | | Latin |
| Ciriaco d'Ancona - Marco Lepomagno - 1445 | Ciriaco d'Ancona | Marco Lepomagno | | 1445 JL | Crete | Vatican City, Biblioteca Apostolica Vaticana | Latin |
| Pietro Bembo - Giulio Tomarozzo - 1505-11-25 | Pietro Bembo | Giulio Tomarozzo | | 25 November 1505 JL | Venice | | Italian |
| Guillaume Budé - Desiderius Erasmus - 1516-07-07 | Guillaume Budé | Desiderius Erasmus | | 7 July 1516 JL | Paris | | Latin |
| Desiderius Erasmus - Guillaume Budé - 1516-10-28 | Desiderius Erasmus | Guillaume Budé | | 28 October 1516 JL | Brussels | | Latin |
| Desiderius Erasmus - Thomas More - 1517-05-30 | Desiderius Erasmus | Thomas More | Guillaume Budé, Cuthbert Tunstall | 30 March 1517 JL | Antwerp | | Latin |
| Thomas More - Guillaume Budé - 1518-08 | Thomas More | Guillaume Budé | | August 1518 JL | | | Latin |
| Desiderius Erasmus - Georg Spalatin - 1520-07-06 | Desiderius Erasmus | Georg Spalatin | Frederick III, Elector of Saxony | 6 July 1520 JL | Louvain-la-Neuve | | Latin |
| Desiderius Erasmus - Johannes Thurzo - 1520-08-31 | Desiderius Erasmus | Johannes Thurzo | | 31 August 1520 JL | Louvain-la-Neuve | | Latin |
| Frans van Cranevelt - Desiderius Erasmus - 1520-09-19 | Frans van Cranevelt | Desiderius Erasmus | Thomas More | 19 September 1520 JL | Bruges | | Latin |
| Juan Luis Vives - Frans van Cranevelt - 1520-10-10 | Juan Luis Vives | Frans van Cranevelt | Thomas More | 10 October 1520 JL | | | Latin |
| Stanislav Thurzo - Desiderius Erasmus - 1522-04-10 | Stanislav Thurzo | Desiderius Erasmus | | 10 April 1522 JL | Kroměříž | | Latin |
| James Piso - Desiderius Erasmus - 1526-02-01 | James Piso | Desiderius Erasmus | | 1 February 1526 JL | Buda | | Latin |
| James Leyburn - Thomas Cromwell - 1534-04-03 | James Leyburn | Thomas Cromwell | Thomas Longton, Thomas Hawlsaa, Harry Ferryngton, Andrew Barton | 3 April 1534 JL | | Kew, The National Archives | English |
| Ercole Gonzaga - Isabella d'Este - 1536-8-2 | Ercole Gonzaga | Isabella d'Este | | 2 August 1536 JL | Rome | | Italian |
| Annibale Caro - Pietro Vettori - 1538-3-23 | Annibale Caro | Pietro Vettori | | 23 March 1538 JL | Rome | | Italian |
| Pietro Bembo - Flaminio Tomarozzo - 1542-8-23 | Pietro Bembo | Flaminio Tomarozzo | | 23 August 1542 JL | Rome | | Italian |
| Cosimo I de' Medici - Alfonso Berardi - 1546-10-14 | Cosimo I de' Medici | Alfonso Berardi | | 14 October 1546 JL | Florence | Florence, Archivio di Stato | Italian |
| Cosimo I de' Medici - Alfonso Berardi - 1547-9-16 | Cosimo I de' Medici | Alfonso Berardi | | 16 September 1547 JL | Florence | Florence, Archivio di Stato | Italian |
| Anton Francesco Doni - Paolo Giovio - 8-1548 | Anton Francesco Doni | Paolo Giovio | | August 1548 JL | | | Italian |
| Paolo Giovio - Anton Francesco Doni - 1548-9-14 | Paolo Giovio | Anton Francesco Doni | | 14 September 1548 JL | Rome | | Italian |
| Enea Vico - Cosimo I de' Medici - 1549-6-22 | Enea Vico | Cosimo I de' Medici | | 22 June 1549 JL | Venice | Florence, Archivio di Stato | Italian |
| Enea Vico - Cosimo I de' Medici - 1549-8-17 | Enea Vico | Cosimo I de' Medici | | 17 August 1549 JL | Venice | Florence, Archivio di Stato | Italian |
| Roger Ascham - Johannes Sturm - 1550-04-04 | Roger Ascham | Johannes Sturm | | 4 April 1550 JL | St. John's College, Cambridge | | Latin |
| Juan Hurtado de Mendoza - Antoine Perrenot de Granvelle - 1550-8-20 | Juan Hurtado de Mendoza | Antoine Perrenot de Granvelle | Enea Vico | 20 August 1550 JL | | | Spanish |
| Johannes Sturm - Roger Ascham - 1550-09-05 | Johannes Sturm | Roger Ascham | | 5 September 1550 JL | Strasbourg | | Latin |
| Roger Ascham - John Cheke - 1550-11-11 | Roger Ascham | John Cheke | | 11 November 1550 JL | Augsburg | | Latin |
| Roger Ascham - Edward Raven - 1551-01-20 | Roger Ascham | Edward Raven | Johann Jacob Fugger, Robert Pember | 20 January 1551 JL | Augsburg | | English |
| Annibale Caro - Silvio Antoniano - 1551-10-25 | Annibale Caro | Silvio Antoniano | Giovanni Battista Nicolucci | 25 October 1551 JL | Rome | Paris, Bibliothèque nationale de France | Italian |
| Roger Ascham - Edward Raven & William Ireland - 1551-11-17 | Roger Ascham | Edward Raven | Robert Pember, William Ireland | 17 November 1551 JL | Augsburg | | English |
| Roger Ascham - William Cecil - 1553-06-07 | Roger Ascham | William Cecil | Juan Hurtado de Mendoza | 7 June 1553 JL | Brussels | | Latin |
| Roger Ascham - John Cheke - 1553-07-07 | Roger Ascham | John Cheke | | 7 July 1553 JL | Brussels | | Latin |
| Roger Ascham - Stephen Gardiner - 1554-01-01 | Roger Ascham | Stephen Gardiner | Hubert-Thomas Leodius | 1 January 1554 JL | London | | Latin |
| Roger Ascham - Francis Alan - 1554-05-19 | Roger Ascham | Francis Alan | Jacopo Strada | 19 May 1554 JL | London | | Latin |
| Annibale Caro - Silvio Antoniano - 1555-8-14 | Annibale Caro | Silvio Antoniano | | 14 August 1555 JL | Rome | | Italian |
| Antonio Agustin - Gerónimo Zurita - 1556-12-1 | Antonio Agustin | Gerónimo Zurita | Juan Páez de Castro | 1 December 1556 JL | Rome | Madrid, Real Academia de la Historia | Spanish |
| Ottavio Pantagato - Antonio Agustin - 1557-1 | Ottavio Pantagato | Antonio Agustin | | January 1557 JL | Rome | Vatican City, Biblioteca Apostolica Vaticana | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-1-16 | Antonio Agustin | Onofrio Panvinio | Paolo Manuzio, Benedetto Egio, Achille Maffeo | 16 January 1557 JL | Rome | | Italian |
| Marc Laurinus van Watervliet - Steven Winand Pigge - 1557-2-15 | Marc Laurinus van Watervliet | Steven Winand Pigge | | 15 February 1557 JL | Bruges | Brussels, Bibliothèque royale de Belgique | Latin |
| Gerónimo Zurita - Antonio Agustin - 1557-4 | Gerónimo Zurita | Antonio Agustin | | April 1557 JL | | Madrid, Real Academia de la Historia | Spanish |
| Antonio Agustin - Onofrio Panvinio - 1557-4-3 | Antonio Agustin | Onofrio Panvinio | Pirro Ligorio | 3 April 1557 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-4-10 | Antonio Agustin | Onofrio Panvinio | Enea Vico, Pirro Ligorio | 10 April 1557 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-4-24 | Antonio Agustin | Onofrio Panvinio | Pirro Ligorio | 24 April 1557 JL | Rome | | Italian |
| Annibale Caro - Fulvio Orsini - 1557-5-18 | Annibale Caro | Fulvio Orsini | Alessandro Cesati | 18 May 1557 JL | Parma | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-6-5 | Antonio Agustin | Onofrio Panvinio | Annibale Caro | 5 June 1557 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-6-19 | Antonio Agustin | Onofrio Panvinio | | 19 June 1557 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-7-10 | Antonio Agustin | Onofrio Panvinio | Ottavio Pantagato, Annibale Caro | 10 July 1557 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-7-17 | Antonio Agustin | Onofrio Panvinio | Annibale Caro | 17 July 1557 JL | Rome | | |
| Antonio Agustin - Onofrio Panvinio - 1557-7-31 | Antonio Agustin | Onofrio Panvinio | Benedetto Egio | 31 July 1557 JL | Roma | Milan, Biblioteca Ambrosiana | Italian |
| Antonio Agustin - Gerónimo Zurita - 1557-9-20 | Antonio Agustin | Gerónimo Zurita | Johannes Cuspinian | 20 September 1557 JL | Rome | Madrid, Real Academia de la Historia | Spanish |
| Sebastiano Erizzo - Rinaldo Corso -1557-10-17 | Sebastiano Erizzo | Rinaldo Corso | | 17 October 1557 JL | Venice | Vicenza, Biblioteca civica Bertoliana | Italian |
| Abraham Ortelius - Emanuel van Metheren - 1557-10-25 | Abraham Ortelius | Emanuel van Metheren | | 25 October 1557 JL | Antwerp | New York, The Morgan Library and Museum | Dutch |
| Annibale Caro - Costanzo Landi - 1557-11-20 | Annibale Caro | Costanzo Landi | Girolamo Tagliaferro | 20 November 1557 JL | Parma | | French |
| Antonio Agustin - Onofrio Panvinio - 1557-11-20 | Antonio Agustin | Onofrio Panvinio | | 20 November 1557 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-11-27 | Antonio Agustin | Onofrio Panvinio | Angelo Breventano, Jacopo Strada, Pirro Ligorio | 27 November 1557 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1557-12-11 | Antonio Agustin | Onofrio Panvinio | Jacopo Strada, Achille Maffei | 11 December 1557 JL | Rome | | Italian |
| Sebastiano Erizzo - Ugo Antonio Roberti - 1557-12-25 | Sebastiano Erizzo | Ugo Antonio Roberti | Cosimo I de' Medici, Carlo Sigonio | 25 December 1557 JL | Venice | Vicenza, Biblioteca civica Bertoliana | Italian |
| Antonio Agustin - Onofrio Panvinio - 1558-1-8 | Antonio Agustin | Onofrio Panvinio | Jacopo Strada | 8 January 1558 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1558-1-22 | Antonio Agustin | Onofrio Panvinio | Jacopo Strada | 22 January 1558 JL | Rome | | |
| Marc Laurinus van Watervliet - Steven Winand Pigge - 1558-2-11 | Marc Laurinus van Watervliet | Steven Winand Pigge | | 11 February 1558 JL | Bruges | Brussels, Bibliothèque royale de Belgique | |
| Annibale Caro - Costanzo Landi - 1558-3-8 | Annibale Caro | Costanzo Landi | Girolamo Tagliaferro | 8 March 1558 JL | Parma | | Italian |
| Marc Laurinus van Watervliet - Steven Winand Pigge - 1558-4-18 | Marc Laurinus van Watervliet | Steven Winand Pigge | Martinus Smetius | 18 April 1558 JL | Bruges | Brussels, Bibliothèque royale de Belgique | |
| Antonio Agustin - Onofrio Panvinio - 1558-5-2 | Antonio Agustin | Onofrio Panvinio | Wolfgang Lazius, Jacopo Strada | 2 May 1558 JL | Vienna | | Italian |
| Annibale Caro - Ugo Antonio Roberti - 1558-6-1 | Annibale Caro | Ugo Antonio Roberti | | 1 June 1558 JL | Parma | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1558-6-11 | Antonio Agustin | Onofrio Panvinio | Wolfgang Lazius, Jacopo Strada, Carlo Sigonio | 11 June 1558 JL | Rome | | Italian |
| Ottavio Pantagato - Onofrio Panvinio - 1558-6-18 | Ottavio Pantagato | Onofrio Panvinio | | 18 June 1558 JL | Rome | Milan, Biblioteca Ambrosiana | Italian |
| Antonio Agustin - Onofrio Panvinio - 1558-6-25 | Antonio Agustin | Onofrio Panvinio | Enea Vico, Wolfgang Lazius, Jacopo Strada | 25 June 1558 JL | Rome | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1558-8-14 | Antonio Agustin | Onofrio Panvinio | | 14 August 1558 JL | Rome | | Italian |
| Annibale Caro - Ugo Antonio Roberti - 1558-10-1 | Annibale Caro | Ugo Antonio Roberti | | 1 October 1558 JL | Parma | | Italian |
| Marc Laurinus van Watervliet - Steven Winand Pigge - 1558-10-28 | Marc Laurinus van Watervliet | Steven Winand Pigge | Hubert Goltzius | 28 October 1558 JL | Bruges | Brussels, Bibliothèque royale de Belgique | Latin |
| Antonio Agustin - Fulvio Orsini - 1559-1-5 | Antonio Agustin | Fulvio Orsini | | 5 January 1559 JL | Piedimonte Matese | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1559-1-6 | Antonio Agustin | Onofrio Panvinio | | 6 January 1559 JL | Piedimonte Matese | Milan, Biblioteca Ambrosiana | Italian |
| Ottavio Pantagato - Onofrio Panvinio - 1559-1-7 | Ottavio Pantagato | Onofrio Panvinio | | 7 January 1559 JL | Rome | Milan, Biblioteca Ambrosiana | Italian |
| Sebastiano Erizzo - Giovanni Andrea Averoldi - 1559-1-13 | Sebastiano Erizzo | Giovanni Andrea Averoldi | | 13 January 1559 JL | Venice | Vicenza, Biblioteca civica Bertoliana | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-1-24 | Antonio Agustin | Fulvio Orsini | | 24 January 1559 JL | Piedimonte Matese | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1559-2-6 | Antonio Agustin | Onofrio Panvinio | | 6 February 1559 JL | Piedimonte Matese | | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-2-6 | Antonio Agustin | Fulvio Orsini | Salvador Trombetta | 6 February 1559 JL | Piedimonte Matese | | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-2-17 | Antonio Agustin | Fulvio Orsini | Pirro Ligorio | 17 February 1559 JL | Naples | | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-3-3 | Antonio Agustin | Fulvio Orsini | Pirro Ligorio, Giovanni Francesco Carafa | 3 March 1559 JL | Naples | Vatican City, Biblioteca Apostolica Vaticana | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-3-15 | Antonio Agustin | Fulvio Orsini | Ottavio Pantagato, Onofrio Panvinio | 15 March 1559 JL | Piedimonte matese | | Italian |
| Sebastiano Erizzo - Marco Mantova Benavides - 1559-4-5 | Sebastiano Erizzo | Marco Mantova Benavides | | 5 April 1559 JL | Venice | Vicenza, Biblioteca civica Bertoliana | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-4-6 | Antonio Agustin | Fulvio Orsini | Gabriele Faerno | 6 April 1559 JL | Piedimonte Matese | | Italian |
| Ottavio Pantagato - Antonio Agustin - 1559-4-15 | Ottavio Pantagato | Antonio Agustin | | 15 April 1559 JL | Rome | Vatican City, Biblioteca Apostolica Vaticana | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-4-17 | Antonio Agustin | Fulvio Orsini | | 17 April 1559 JL | Piedimonte Matese | | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-4-29 | Antonio Agustin | Fulvio Orsini | Pirro Ligorio, Carlo Sigonio | 29 April 1559 JL | Piedimonte Matese | | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-5-13 | Antonio Agustin | Fulvio Orsini | Pirro Ligorio | 13 May 1559 JL | Piedimonte Matese | | Italian |
| Antonio Agustin - Onofrio Panvinio - 1559-5-14 | Antonio Agustin | Onofrio Panvinio | | 14 May 1559 JL | Piedimonte Matese | Milan, Biblioteca Ambrosiana | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-5-29 | Antonio Agustin | Fulvio Orsini | | 29 May 1559 JL | Piedimonte Matese | | Italian |
| Annibale Caro - Antonio Palmia - 1559-5-29 | Annibale Caro | Antonio Palmia | Marco Antonio Piccolomini | 29 May 1559 JL | Civitanova | | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-6-5 | Antonio Agustin | Fulvio Orsini | Basilio Zanchi | 5 June 1559 JL | Messina | Vatican City, Biblioteca Apostolica Vaticana | Italian |
| Antonio Agustin - Onofrio Panvinio - 1559-6-9 | Antonio Agustin | Onofrio Panvinio | | 9 June 1559 JL | Messina | | Italian |
| Ottavio Pantagato - Onofrio Panvinio - 1559-6-10 | Ottavio Pantagato | Onofrio Panvinio | Benedetto Egio | 10 June 1559 JL | Rome | Milan, Biblioteca Ambrosiana | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-6-20 | Antonio Agustin | Fulvio Orsini | | 20 June 1559 JL | Messina | | Italian |
| Abraham Ortelius - Emanuel van Metheren - 1559-7-3 | Abraham Ortelius | Emanuel van Metheren | | 3 July 1559 JL | Antwerp | | Dutch |
| Antonio Agustin - Fulvio Orsini - 1559-7-22 | Antonio Agustin | Fulvio Orsini | | 22 July 1559 JL | Messina | | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-10-17 | Antonio Agustin | Fulvio Orsini | | 17 October 1559 JL | Messina | | Italian |
| Antonio Agustin - Fulvio Orsini - 1559-12-2 | Antonio Agustin | Fulvio Orsini | | 2 December 1559 JL | Palermo | | Italian |
| Antonio Agustin - Fulvio Orsini - 1560-1-28 | Antonio Agustin | Fulvio Orsini | Gabriele Faerno | 28 January 1560 JL | Palermo | | Italian |
| Annibale Caro - Giuseppe Giova - 1560-2-3 | Annibale Caro | Giuseppe Giova | | 3 February 1560 JL | Rome | | Italian |
| Antonio Agustin - Fulvio Orsini - 1560-6-3 | Antonio Agustin | Fulvio Orsini | | 3 June 1560 JL | Palermo | Vatican City, Biblioteca Apostolica Vaticana | Italian |
| Sebastiano Erizzo - Girolamo Canossa - 1560-6-10 | Sebastiano Erizzo | Girolamo Canossa | | 10 June 1560 JL | Venice | Vicenza, Biblioteca civica Bertoliana | Italian |
| Antonio Agustin - Fulvio Orsini - 1560-7-20 | Antonio Agustin | Fulvio Orsini | Gabriele Faerno | 20 July 1560 JL | Palermo | | Italian |
| Sebastiano Erizzo - Girolamo Canossa - 1560-10-1 | Sebastiano Erizzo | Girolamo Canossa | | 1 October 1560 JL | Este | Vicenza, Biblioteca civica Bertoliana | Italian |
| Annibale Caro - Francesco Taverna - 1560-10-5 | Annibale Caro | Francesco Taverna | Pirro Ligorio | 5 October 1560 JL | Viterbo | | Italian |
| Ottavio Pantagato - Antonio Agustin - 1561-5 | Ottavio Pantagato | Antonio Agustin | | May 1561 JL | Rome | Vatican City, Biblioteca Apostolica Vaticana | Italian |
| Álvaro de la Quadra - Antoine Perrenot de Granvelle - 1561-06-30 | Álvaro de la Quadra | Antoine Perrenot de Granvelle | Angelos Vergikios, Rodolfo Pio da Carpi | 30 June 1561 JL | | | Spanish |
| Álvaro de la Quadra - Philip II of Spain - 1561-06-30 | Álvaro de la Quadra | Philip II of Spain | Nicholas Throckmorton, Elizabeth I of England, Angelos Vergikios, Thomas Perrenot de Granvelle | 30 June 1561 JL | | | spanish |
| Álvaro de la Quadra - Philip II of Spain - 1561-07-08 | Álvaro de la Quadra | Philip II of Spain | Elizabeth I of England, William Cecil, Angelos Vergikios, Rodolfo Pio da Carpi, Girolamo Martinengo | 8 July 1561 JL | | | Spanish |
| Álvaro de la Quadra - Antoine Perrenot de Granvelle - 1561-07-19 | Álvaro de la Quadra | Antoine Perrenot de Granvelle | Nicholas Throckmorton, Elizabeth I of England, Angelos Vergikios | 19 July 1561 JL | | | Spanish |
| Álvaro de la Quadra - Antoine Perrenot de Granvelle - 1561-08-16 | Álvaro de la Quadra | Antoine Perrenot de Granvelle | Angelos Vergikios, Girolamo Martinengo | 16 August 1561 JL | | | Spanish |
| Antonio Agustin - Fulvio Orsini - 1561-8-21 | Antonio Agustin | Fulvio Orsini | Alessandro Corvino | 21 August 1561 JL | Rome | | Italian |
| Angelos Vergikios - William Cecil - 1561-8-29 | Angelos Vergikios | William Cecil | Nicholas Throckmorton, Elizabeth I of England | 29 August 1561 JL | Paris | Kew, The National Archives | |
| Angelos Vergikios - Elizabeth I of England - 1561-8-29 | Angelos Vergikios | Elizabeth I of England | Nicholas Throckmorton, William Cecil | 29 August 1561 JL | Paris | Kew, The National Archives | Latin |
| Nicholas Throckmorton - William Cecil - 1561-8-30 | Nicholas Throckmorton | William Cecil | Elizabeth I of England, Angelos Vergikios | 30 August 1561 JL | Paris | Kew, The National Archives | English |
| Nicholas Throckmorton - Guillaume Mullot - 1561-9-19 | Nicholas Throckmorton | Guillaume Mullot | Elizabeth I of England | 19 September 1561 JL | Paris | Kew, The National Archives | French |
| Nicholas Throckmorton - Elizabeth I of England - 1561-9-20 | Nicholas Throckmorton | Elizabeth I of England | Angelos Vergikios | 20 September 1561 JL | Paris | Kew, The National Archives | English |
| Nicholas Throckmorton - William Cecil - 1561-9-20 | Nicholas Throckmorton | William Cecil | Elizabeth I of England | 20 September 1561 JL | Paris | Kew, The National Archives | English |
| Nicholas Throckmorton - Elizabeth I of England - 1561-9-26 | Nicholas Throckmorton | Elizabeth I of England | Angelos Vergikios, John Somer | 26 September 1561 JL | Paris | Kew, The National Archives | English |
| John Somer - Nicholas Throckmorton - 1561-9-26 | John Somer | Nicholas Throckmorton | Elizabeth I of England, Angelos Vergikios, Guillaume Mullot, Thomas Chaloner | 26 September 1561 JL | | Kew, The National Archives | English |
| Antonio Agustin - Fulvio Orsini - 1561-10-1 | Antonio Agustin | Fulvio Orsini | Andrea Loredan | 1 October 1561 JL | Venice | | Italian |
| Elizabeth I of England - Nicholas Throckmorton - 1561-10-2 | Elizabeth I of England | Nicholas Throckmorton | | 2 October 1561 JL | | Kew, The National Archives | English |
| Nicholas Throckmorton - William Cecil - 1561-10-9 | Nicholas Throckmorton | William Cecil | Elizabeth I of England | 9 October 1561 JL | Paris | Kew, The National Archives | English |
| Antonio Agustin - Fulvio Orsini - 1561-10-30 | Antonio Agustin | Fulvio Orsini | Andrea Loredan, Alessandro Sertori | 30 October 1561 JL | Trento | | Italian |
| Antonio Agustin - Fulvio Orsini - 1561-11-17 | Antonio Agustin | Fulvio Orsini | | 17 November 1561 JL | Trento | | Italian |
| Álvaro de la Quadra - Philip II of Spain - 1561-11-27 | Álvaro de la Quadra | Philip II of Spain | Elizabeth I of England, William Cecil, Angelos Vergikios, Juan Battista Beltran | 27 November 1561 JL | | | spanish |
| Antonio Agustin - Fulvio Orsini - 1562-1-8 | Antonio Agustin | Fulvio Orsini | | 8 January 1562 JL | Trento | Vatican City, Biblioteca Apostolica Vaticana | Italian |
| Sebastiano Erizzo - Pier Antonio Tollentini - 1562-1-29 | Sebastiano Erizzo | Pier Antonio Tollentini | Francesco Petrarca | 29 January 1562 JL | Venice | Vicenza, Biblioteca civica Bertoliana | Italian |
| Sebastiano Erizzo - Pier Antonio Tollentini - 1562-4-22 | Sebastiano Erizzo | Pier Antonio Tollentini | Girolamo Ruscelli | 22 April 1562 JL | Venice | Vicenza, Biblioteca civica Bertoliana | Italian |
| Annibale Caro - Fulvio Orsini - 1562-9-15 | Annibale Caro | Fulvio Orsini | | 15 September 1562 JL | Rome | | Italian |
| Sallustio Piccolomini - Cosimo I de' Medici - 1562-11-10 | Sallustio Piccolomini | Cosimo I de' Medici | | 10 November 1562 JL | | | Italian |
| Sebastiano Erizzo - Pier Antonio Tollentini - 1562-11-15 | Sebastiano Erizzo | Pier Antonio Tollentini | Girolamo Ruscelli | 15 November 1562 JL | Venice | Vicenza, Biblioteca civica Bertoliana | Italian |
| Girolamo Faletti - Alfonso II d'Este - 1563-2-24 | Girolamo Faletti | Alfonso II d'Este | Enea Vico | 24 February 1563 JL | | Modena, Archivio di Stato | Italian |
| Marc Laurinus van Watervliet - Steven Winand Pigge - 1563-3 | Marc Laurinus van Watervliet | Steven Winand Pigge | Hubert Goltzius, Jan van Cuyck | March 1563 JL | Bruges | Brussels, Bibliothèque royale de Belgique | Latin |
