Reginald Heber Thomson and other dignitaries in front of cabin, n.d

Chicago citation style
Reginald Heber Thomson and other dignitaries in front of cabin, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/177. (Accessed April 26, 2018.)
APA citation style
Reginald Heber Thomson and other dignitaries in front of cabin, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/177
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/177>.
Note: These citations are programmatically generated and may be incomplete.