Unidentified U.S. Marine Corps officer

Chicago citation style
Calvert, Peter Ross, 1855-1931, Calvert, Ebenezer, 1850-1924. Unidentified U.S. Marine Corps officer. approximately 1918-1919. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll24/id/73. (Accessed October 21, 2019.)
APA citation style
Calvert, Peter Ross, 1855-1931, Calvert, Ebenezer, 1850-1924, (approximately 1918-1919) Unidentified U.S. Marine Corps officer. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll24/id/73
MLA citation style
Calvert, Peter Ross, 1855-1931, Calvert, Ebenezer, 1850-1924. Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll24/id/73>.
Note: These citations are programmatically generated and may be incomplete.