J. A. M. Whistler

Chicago citation style
London Stereoscopic Co., active 1854 - c. 1902. J. A. M. Whistler. c. 1870. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.83.8&repo=DPLA. (Accessed December 10, 2018.)
APA citation style
London Stereoscopic Co., active 1854 - c. 1902, (c. 1870) J. A. M. Whistler. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.83.8&repo=DPLA
MLA citation style
London Stereoscopic Co., active 1854 - c. 1902. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anpg_NPG.83.8&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.