Steel trestles for placing concrete in the foundation, Grand Coulee Dam construction site, summer 1936

Chicago citation style
Steel trestles for placing concrete in the foundation, Grand Coulee Dam construction site, summer 1936. 1936. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/grandcoulee/id/139. (Accessed June 18, 2018.)
APA citation style
(1936) Steel trestles for placing concrete in the foundation, Grand Coulee Dam construction site, summer 1936. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/grandcoulee/id/139
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/grandcoulee/id/139>.
Note: These citations are programmatically generated and may be incomplete.