1To Benjamin Franklin from Pierre-François Chevallié, 21 October 1784 (Franklin Papers)
LS : American Philosophical Society Ayant fait L’acquisition au mois de mai 1777. du Vaisseau du...
2From Benjamin Franklin to Chevallié, 26 February 1785 (Franklin Papers)
ALS : Library of Congress I duly receiv’d in its time, the Letter you did me the honour of...