Electric mule or motor used in the Panama Canal

Chicago citation style
Electric mule or motor used in the Panama Canal. Retrieved from the Digital Public Library of America, http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1508. (Accessed November 16, 2018.)
APA citation style
Electric mule or motor used in the Panama Canal. Retrieved from the Digital Public Library of America, http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1508
MLA citation style
Retrieved from the Digital Public Library of America <http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1508>.
Note: These citations are programmatically generated and may be incomplete.