Grounds & facilities, climate chambers, tropical 120-125˚F (set of unnumbered negs)

Chicago citation style
Grounds & facilities, climate chambers, tropical 120-125˚F (set of unnumbered negs). 1974-01-10. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4f16cv621. (Accessed July 16, 2018.)
APA citation style
(1974-01-10) Grounds & facilities, climate chambers, tropical 120-125˚F (set of unnumbered negs). Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4f16cv621
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/4f16cv621>.
Note: These citations are programmatically generated and may be incomplete.