Chinook salmon on postcard and postage stamp

Chicago citation style
Chinook salmon on postcard and postage stamp. 1956. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/616. (Accessed April 25, 2018.)
APA citation style
(1956) Chinook salmon on postcard and postage stamp. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/616
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/616>.
Note: These citations are programmatically generated and may be incomplete.