1From Benjamin Franklin to Cadwallader Colden, 11 October 1750 (Franklin Papers)
ALS : New-York Historical Society I have learnt by different hands, that Dr. Mitchel continues in...
2From Benjamin Franklin to Cadwallader Colden, 12 April 1753 (Franklin Papers)
ALS : New-York Historical Society I received your Favour of March 20. and a subsequent one...
3From Benjamin Franklin to Cadwallader Colden, 23 April 1752 (Franklin Papers)
ALS : New-York Historical Society; also draft: American Philosophical Society In considering your...
4From Benjamin Franklin to Cadwallader Colden, 14 May 1752 (Franklin Papers)
ALS : New-York Historical Society I find Parker has been indiscreet enough, to print a Piece in...
5From Benjamin Franklin to Cadwallader Colden, 28 February 1753 (Franklin Papers)
ALS : New-York Historical Society I return you herewith Professor Kanster’s Remarks. As far as I...
6From Benjamin Franklin to Cadwallader Colden, 14 September 1752 (Franklin Papers)
ALS : New-York Historical Society When I had read your Favour of May the 14th. I resolved to read...
7From Benjamin Franklin to Cadwallader Colden, 31 October 1751 (Franklin Papers)
Letter: ALS : Historical Society of Pennsylvania; enclosure: AD : New-York Historical Society I...