Mammoth Hotel and Stages, Yellowstone Park.

Chicago citation style
Acmegraph Co. Mammoth Hotel and Stages, Yellowstone Park.. Retrieved from the Digital Public Library of America, http://cdm16013.contentdm.oclc.org/cdm/ref/collection/p16013coll91/id/670. (Accessed November 30, 2020.)
APA citation style
Acmegraph Co, Mammoth Hotel and Stages, Yellowstone Park.. Retrieved from the Digital Public Library of America, http://cdm16013.contentdm.oclc.org/cdm/ref/collection/p16013coll91/id/670
MLA citation style
Acmegraph Co. Retrieved from the Digital Public Library of America <http://cdm16013.contentdm.oclc.org/cdm/ref/collection/p16013coll91/id/670>.
Note: These citations are programmatically generated and may be incomplete.