Whitney family letters 1839-1843
Additional Descriptive Data
Lucius Lyon papers: Asa Whitney letter to Lucius Lyon, May 15, 1845.
James S. Schoff Civil War Collection: Asa Whitney letter to the London Times, March 25, 1861.
Sawtelle, Ithamar B. History of the Town of Townsend, Middlesex County, Massachusetts, from the Grant of Hathorn's Farm, 1676-1878. Fitchburg, [Mass.]: Blanchard & Brown, 1878.
"Whitney, Asa." Dictionary of American Biography. Ed. Dumas Malone. New York: Charles Scribner's Sons, 1936.