John Porteous letter book 1767-1769
Additional Descriptive Data
The Michigan collection contains a letter to Porteous, dated August 14, 1771.
The Business and Labor collection contains a financial record between Porteous and Nicholas Harkemer [Herkimer?], .
The James Sterling letter book contains several letters to Porteous.
The Burton Historical Collection (Detroit Public Library), Buffalo and Erie County Historical Society, Herkimer County Historical Society, and New York State Library in Albany all have collections of John Porteous papers.
DeWolfe, Barbara. "Of Bateaux and Beaver Skins." The Quarto. No. 27 (Spring-Summer 2007), pp. 6-7.
Howland, Henry R. "A British Privateer in the American Revolution." The American Historical Review. Vol. 7, No. 2 (1902), pp. 286-303.