Helen Stevens Coolidge sitting with dog (possibly "Ping") at beach

Chicago citation style
Helen Stevens Coolidge sitting with dog (possibly "Ping") at beach. 1840-1995. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/n870zt142. (Accessed June 20, 2018.)
APA citation style
(1840-1995) Helen Stevens Coolidge sitting with dog (possibly "Ping") at beach. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/n870zt142
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/n870zt142>.
Note: These citations are programmatically generated and may be incomplete.