Pine tree, Fourth of July Canyon, Idaho, with blaze and date, July 4, 1861

Chicago citation style
Curtis, Asahel, 1874-1941. Pine tree, Fourth of July Canyon, Idaho, with blaze and date, July 4, 1861. 1917. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/curtis/id/486. (Accessed October 16, 2018.)
APA citation style
Curtis, Asahel, 1874-1941, (1917) Pine tree, Fourth of July Canyon, Idaho, with blaze and date, July 4, 1861. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/curtis/id/486
MLA citation style
Curtis, Asahel, 1874-1941. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/curtis/id/486>.
Note: These citations are programmatically generated and may be incomplete.