Construction of tunnel shaft no. 2 with view of concrete mixer and steam drills, February 2, 1911

Chicago citation style
Construction of tunnel shaft no. 2 with view of concrete mixer and steam drills, February 2, 1911. 1911. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/107. (Accessed July 22, 2018.)
APA citation style
(1911) Construction of tunnel shaft no. 2 with view of concrete mixer and steam drills, February 2, 1911. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/107
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/107>.
Note: These citations are programmatically generated and may be incomplete.