Concrete mixer at diversion dam headworks, September 15, 1910

Chicago citation style
Concrete mixer at diversion dam headworks, September 15, 1910. 1910. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/151. (Accessed July 21, 2018.)
APA citation style
(1910) Concrete mixer at diversion dam headworks, September 15, 1910. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/151
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/151>.
Note: These citations are programmatically generated and may be incomplete.