Tuckermans Ravine - observatory top left

Chicago citation style
Griffin, Arthur, 1903-. Tuckermans Ravine - observatory top left. 1935-1955. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/cc08hk409. (Accessed June 23, 2018.)
APA citation style
Griffin, Arthur, 1903-, (1935-1955) Tuckermans Ravine - observatory top left. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/cc08hk409
MLA citation style
Griffin, Arthur, 1903-. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/cc08hk409>.
Note: These citations are programmatically generated and may be incomplete.