11To Benjamin Franklin from Isaac Norris, 5 August 1761 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I wrote the Above in much haste, and yet it...
12To Benjamin Franklin from Isaac Norris, 21 July 1761 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I am to acknowledge the receipt of your...
13To Benjamin Franklin from Isaac Norris, 1 May 1761 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I have been so very Unwell all this last...
14From Benjamin Franklin to Isaac Norris, [16] December 1760 (Franklin Papers)
Copy: American Philosophical Society Agreeable to what I wrote in mine of the 13th. I [have]...
15From Benjamin Franklin to Isaac Norris, 22 November 1760 (Franklin Papers)
Extract: American Philosophical Society; copy: Historical Society of Pennsylvania The Share...
16From Benjamin Franklin to Isaac Norris, 19 November 1760 (Franklin Papers)
Copy: American Philosophical Society This is just to acknowledge the Receipt of your Favours of...
17To Benjamin Franklin from Isaac Norris, 22 October 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania Since the above, Duplicate of my Last, I have...
18To 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...
19To Benjamin Franklin from Isaac Norris, 27 September 1760 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I wrote Yesterday but Joshua Howell calling...
20To Benjamin Franklin from Isaac Norris, 26 September 1760 (Franklin Papers)
ALS : American Philosophical Society; letterbook copy: Historical Society of Pennsylvania Since...