Loading logs onto railroad flatcars using gin pole, unidentified location, probably Pacific Northwest, n.d

Chicago citation style
Loading logs onto railroad flatcars using gin pole, unidentified location, probably Pacific Northwest, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/500. (Accessed April 27, 2018.)
APA citation style
Loading logs onto railroad flatcars using gin pole, unidentified location, probably Pacific Northwest, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/500
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/500>.
Note: These citations are programmatically generated and may be incomplete.