Alaska Railroad train partially derailed by snowslide, seen from rail bridge at Mile 49.3, Alaska, April 12, 1921

Chicago citation style
Kaiser, H. G.. Alaska Railroad train partially derailed by snowslide, seen from rail bridge at Mile 49.3, Alaska, April 12, 1921. 1921. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/alaskawcanada/id/5630. (Accessed July 23, 2018.)
APA citation style
Kaiser, H. G., (1921) Alaska Railroad train partially derailed by snowslide, seen from rail bridge at Mile 49.3, Alaska, April 12, 1921. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/alaskawcanada/id/5630
MLA citation style
Kaiser, H. G.. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/alaskawcanada/id/5630>.
Note: These citations are programmatically generated and may be incomplete.