41To Benjamin Franklin from Isaac Norris, 17 October 1757 (Franklin Papers)
ALS : American Philosophical Society; also letterbook copy: Historical Society of Pennsylvania I...
42To Benjamin Franklin from Isaac Norris, 7 April 1757 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania The Clerk calls upon me to sign the Indian...
43To Benjamin Franklin from Isaac Norris, 4 April 1757 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania The interfering in those Weighty matters you...