4 ALS to William Blathwayt, The Hague, 1697/8 Mar 11- Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
4 ALS to [William Blathwayt], Turin, NaN Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
4 letters, (copies, in Latin) to heads of German states. Kensington, 1687 Mar 25 Box 4, Folder 85 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
4 letters (copies) to Robert Yard, Madrid, 1698 Aug 20/30- Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
4 LS (in Dutch) to William III, Copenhagen, 1692 Nov 22/ Box 5, Folder 101 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
4 newsletters (in Dutch and French), Westminster, NaN Box 6, Folder 129 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
5 AL (in French) to [William Blathwayt], The Hague, NaN Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
5 ALS and 13 LS to William Blathwayt, Florence and Livorno, NaN Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
5 ALS and 1 L (copy, in Dutch) to [Albert Van der Meer], Genoa, NaN Box 1, Folder 7 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…
5 ALS to William Blathwayt, Genoa Box 1, Folder 10 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library William Blathwayt papers, 1646-1796, bulk 1668-1703…