A website from the Massachusetts Historical Society; founded 1791.

Browsing: Diary of John Quincy Adams, Volume 1

This foot note contained in document ADMS-03-01-02-0002-0004-0019
3. Probably Duncan Ingraham Jr., a Bostonian and partner in the American mercantile firm of Sigourney, Ingraham & Bromfield, which was established in Amsterdam in early 1781 ( Cal. Franklin Papers, A.P.S., 1:535; JA, Diary and Autobiography , 2:453–454, 456).