Workers with Denver drills in the Cascade Tunnel, Scenic, ca. 1927

Chicago citation style
Pickett, Lee. Workers with Denver drills in the Cascade Tunnel, Scenic, ca. 1927. ca. 1927. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pickett/id/523. (Accessed July 16, 2018.)
APA citation style
Pickett, Lee, (ca. 1927) Workers with Denver drills in the Cascade Tunnel, Scenic, ca. 1927. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pickett/id/523
MLA citation style
Pickett, Lee. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pickett/id/523>.
Note: These citations are programmatically generated and may be incomplete.