Hand-drawn map of SSU 558 circulation

Chicago citation style
Hand-drawn map of SSU 558 circulation. 1917-1919. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll45/id/320. (Accessed October 15, 2019.)
APA citation style
(1917-1919) Hand-drawn map of SSU 558 circulation. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll45/id/320
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll45/id/320>.
Note: These citations are programmatically generated and may be incomplete.