Cumberland Gap

Chicago citation style
Cumberland Gap. 1872. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/57. (Accessed October 24, 2018.)
APA citation style
(1872) Cumberland Gap. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/57
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/57>.
Note: These citations are programmatically generated and may be incomplete.