11To Benjamin Franklin from Thomas Gilpin, 16 May 1769 (Franklin Papers)
Reprinted from “Memoir of Thomas Gilpin,” Pennsylvania Magazine of History and Biography , XLIX...
12To Benjamin Franklin from Thomas Gilpin, 6 February 1769 (Franklin Papers)
Extracts: reprinted from “Memoir of Thomas Gilpin,” Pennsylvania Magazine of History and...
13To Benjamin Franklin from Thomas Gilpin, 29 January 1769 (Franklin Papers)
Extract: reprinted from “Memoir of Thomas Gilpin,” Pennsylvania Magazine of History and Biography...