Railroad bridge

Chicago citation style
Railroad bridge. Retrieved from the Digital Public Library of America, http://digitalcollections.powerlibrary.org/cdm/ref/collection/acacc-memor/id/508. (Accessed December 12, 2018.)
APA citation style
Railroad bridge. Retrieved from the Digital Public Library of America, http://digitalcollections.powerlibrary.org/cdm/ref/collection/acacc-memor/id/508
MLA citation style
Retrieved from the Digital Public Library of America <http://digitalcollections.powerlibrary.org/cdm/ref/collection/acacc-memor/id/508>.
Note: These citations are programmatically generated and may be incomplete.