Benjamin Silliman letter to Edward Hitchcock, 1821 August 11

Chicago citation style
Silliman, Benjamin, 1779-1864. Benjamin Silliman letter to Edward Hitchcock, 1821 August 11. 1821-08-11. Retrieved from the Digital Public Library of America, http://acdc.amherst.edu/view/asc:73015. (Accessed June 19, 2018.)
APA citation style
Silliman, Benjamin, 1779-1864, (1821-08-11) Benjamin Silliman letter to Edward Hitchcock, 1821 August 11. Retrieved from the Digital Public Library of America, http://acdc.amherst.edu/view/asc:73015
MLA citation style
Silliman, Benjamin, 1779-1864. Retrieved from the Digital Public Library of America <http://acdc.amherst.edu/view/asc:73015>.
Note: These citations are programmatically generated and may be incomplete.