1To Benjamin Franklin from Pierre Landais, 7[-8] February 1779 (Franklin Papers)
LS : American Philosophical Society I have the pleasure to inform you of my arrival here...
2To Benjamin Franklin from Landais, 17 February 1779 (Franklin Papers)
ALS : American Philosophical Society I have the honour to acquaint you that I recieved a letter...
3To Benjamin Franklin from Landais: Two Letters, 26 February 1779 (Franklin Papers)
(I) LS : American Philosophical Society; (II) ALS : American Philosophical Society Having...
4To Benjamin Franklin from Landais, 28 February 1779 (Franklin Papers)
LS : American Philosophical Society I but just now receiv’d the Extreem favour you honor’d me...