1To Benjamin Franklin from Cadwallader Colden, [October 1743] (Franklin Papers)
Draft: New-York Historical Society Ever since I had the Pleasure of a Conversation with you tho...
2To Benjamin Franklin from Cadwallader Colden, 17 September 1744 (Franklin Papers)
Draft: Yale University Library I have Yours of the 13th and am glad to find by it that you have...
3To Benjamin Franklin from Cadwallader Colden, December 1744 (Franklin Papers)
Draft: New-York Historical Society The season of the year advancing in which our Correspondence...
4To Benjamin Franklin from Cadwallader Colden, [February 1746] (Franklin Papers)
Draft: New-York Historical Society There is no Question but in the case you mention of a ships...
5To Benjamin Franklin from Cadwallader Colden, 3 August 1747 (Franklin Papers)
ALS : New-York Historical Society Baxters [book] was gon so much out of my memory that I could...
6To Benjamin Franklin from Cadwallader Colden, 28 September 1747 (Franklin Papers)
ALS : American Philosophical Society I am obliged by your favour of the 24th and the Information...
7To Benjamin Franklin from Cadwallader Colden, [November 1749] (Franklin Papers)
Draft: New-York Historical Society I receiv’d by the last opportunity from New York the Proposals...
8To Benjamin Franklin from Cadwallader Colden, 28 October 1751 (Franklin Papers)
Draft: New-York Historical Society I had the pleasure of receiving yours with the favour of a...
9To Benjamin Franklin from Cadwallader Colden, 16 March 1752 (Franklin Papers)
Draft: New-York Historical Society Last fall I acknowleged from New York the favour you did me in...
10To Benjamin Franklin from Cadwallader Colden, 20 May 1752 (Franklin Papers)
Draft: New-York Historical Society I received yours of the 23d of April as I was going on board...
11To Benjamin Franklin from Cadwallader Colden, 24 October 1752 (Franklin Papers)
Draft: New-York Historical Society I now send back to you Wilson on Electricity for the use of...
12To Benjamin Franklin from Cadwallader Colden, 29 November 1753 (Franklin Papers)
Draft (letter and enclosure): New-York Historical Society; copy (enclosure only): American...
13To Benjamin Franklin from Cadwallader Colden, 13 February 1754 (Franklin Papers)
ALS : American Philosophical Society The want of an opportunity is the only reason why I have not...
14To Benjamin Franklin from Cadwallader Colden, 2 April 1754 (Franklin Papers)
Draft: New-York Historical Society I should have acknowleged your favour of the 1st of January...
15To Benjamin Franklin from Cadwallader Colden, 2 April 1754 (Franklin Papers)
Draft: New-York Historical Society Any knowlege I have of the winds and other Changes which...
16To Benjamin Franklin from Cadwallader Colden, 20 June 1754 (Franklin Papers)
Draft: New-York Historical Society; also transcript: Library of Congress I inclose the papers...
17To Benjamin Franklin from Cadwallader Colden, 1 October 1765 (Franklin Papers)
Letterbook copy: New-York Historical Society My regard to you makes me give you the trouble of...