Bulkhead holding slide ground at the West Portal, Chumstick tunnel, July 21, 1927

Chicago citation style
Pickett, Lee. Bulkhead holding slide ground at the West Portal, Chumstick tunnel, July 21, 1927. 1927. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pickett/id/920. (Accessed August 18, 2018.)
APA citation style
Pickett, Lee, (1927) Bulkhead holding slide ground at the West Portal, Chumstick tunnel, July 21, 1927. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pickett/id/920
MLA citation style
Pickett, Lee. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pickett/id/920>.
Note: These citations are programmatically generated and may be incomplete.