1To Benjamin Franklin from Dumas, 10[–12] October 1780 (Franklin Papers)
ALS : American Philosophical Society; AL (draft): Algemeen Rijksarchief Je commence cette Lettre...
2To Benjamin Franklin from Thomas Digges, 10 October 1780 (Franklin Papers)
ALS : Historical Society of Pennsylvania Since I wrote you the 6th. Int. no alteration has taken...
3To Benjamin Franklin from Fleury & Demadières, 10 October 1780 (Franklin Papers)
ALS : American Philosophical Society Nous recevons dans le moment d’envoy de mr Jn Williams de...
4To Benjamin Franklin from Ezra Stiles, 10 October 1780 (Franklin Papers)
ALS : University of Pennsylvania Library; copy: Yale University Library Mechanical Inventions,...
5To Benjamin Franklin from Jonathan Williams, Jr., 10 October 1780 (Franklin Papers)
ALS : American Philosophical Society; copy: Yale University Library The present serves only to...