1To Benjamin Franklin from William Carmichael, 28 February[–10 March 1781] (Franklin Papers)
Copy: Library of Congress The Prince Maceran’s [Masserano’s] Courier brought me your Favour of...
2To Benjamin Franklin from Félix Vicq d’Azyr, 28 February 1781 (Franklin Papers)
ALS : American Philosophical Society La société R de Médecine m’a Chargé de Vous adresser des...