Northern Pacific locomotive, location unknown, n.d

Chicago citation style
Northern Pacific locomotive, location unknown, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/transportation/id/224. (Accessed July 22, 2018.)
APA citation style
Northern Pacific locomotive, location unknown, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/transportation/id/224
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/transportation/id/224>.
Note: These citations are programmatically generated and may be incomplete.