Electric mule or motor used at the Panama Canal in Gatun Locks site

Chicago citation style
Electric mule or motor used at the Panama Canal in Gatun Locks site. Retrieved from the Digital Public Library of America, http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1499. (Accessed November 14, 2018.)
APA citation style
Electric mule or motor used at the Panama Canal in Gatun Locks site. Retrieved from the Digital Public Library of America, http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1499
MLA citation style
Retrieved from the Digital Public Library of America <http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1499>.
Note: These citations are programmatically generated and may be incomplete.