11To Benjamin Franklin from Isaac Norris, 5 October 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I wrote on the 26 and 27 of 7 br. last the...
12To Benjamin Franklin from Isaac Norris, 27 September 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I wrote Yesterday but Joshua Howell calling...
13To Benjamin Franklin from Isaac Norris, 26 September 1760 (Franklin Papers)
ALS : American Philosophical Society; letterbook copy: Historical Society of Pennsylvania Since...
14To Benjamin Franklin from Isaac Norris, 20 September 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania Since my Last 24 and 27 August which...
15To Benjamin Franklin from Isaac Norris, 27 August 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania Above is Copy of my Last by Captain Friend....
16To Benjamin Franklin from Isaac Norris, 24 August 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania It is some Time since I wrote last, which I...
17To Benjamin Franklin from Isaac Norris, 28 July 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania It is some time since I wrote—my last being...
18To Benjamin Franklin from Isaac Norris, 15 April 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania It is so long since we received any Accounts...
19To Benjamin Franklin from Isaac Norris, 1 March 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I wrote on the 27th of February last by a...
20To Benjamin Franklin from Isaac Norris, 27 February 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I am just come from the House to my Brother’s...