1To Benjamin Franklin from a Committee of the Library Company of Philadelphia, 27 April 1772 (Franklin Papers)
LS : American Philosophical Society; minutebook copy: Library Company of Philadelphia By order of the Directors of the Library Co. of Philada. we have the pleasure to acknowledge the receipt of your polite and friendly Letter of the 16th April 1771, and beg you to accept our Thanks for the good wishes therein expressed towards this institution as well as for the Services you have at many times...