1From Benjamin Franklin to William Robertson, 4 March 1765 (Franklin Papers)
Copy: Yale University Library I rejoice to hear by my friend Mr. Strahan that you continue in...
2To Benjamin Franklin from William Robertson, 1 April 1765 (Franklin Papers)
Copy: Yale University Library I had the honour of your Letter of March 4th. When our Friend Mr....
3From Benjamin Franklin to William Robertson, 2 June 1765 (Franklin Papers)
Copy: Yale University Library I could not omit this Opportunity by our good Friend Mr. Alexander,...
4To Benjamin Franklin from William Robertson, 12 December 1768 (Franklin Papers)
ALS : American Philosophical Society I was favoured with your letter of the 26th recommending Sir...
5To Benjamin Franklin from William Robertson, 30 January 1770 (Franklin Papers)
ALS : Princeton University Library By some unlucky accident I could find no person to take the...
6To Benjamin Franklin from William Robertson, 4 August 1783 (Franklin Papers)
ALS : American Philosophical Society My eldest Son will have the honour of presenting this letter...