1To Benjamin Franklin from Thomas Digges, 24 May 1780 (Franklin Papers)
ALS : Historical Society of Pennsylvania I took the liberty, in a letter of the 9th. Inst. to solicit the favour of You to help me to a full length portrait of yourself. It is to oblige a deserving and ingenious Engraver who means to employ his present time in producing a good print therefrom, & to take the plate with Him to a Country where his prospects for future happiness & success are...