[No. 16 (Duplicate): Photograph of man with binoculars reclining in camp]
MLA
[No. 16 (Duplicate): Photograph of Man with Binoculars Reclining in Camp]. 1915. https://collections.library.yale.edu/catalog/11679507.
APA, 6th edition
[No. 16 (Duplicate): Photograph of man with binoculars reclining in camp]. (1915). [Photographs, Slides (glass)]. https://collections.library.yale.edu/catalog/11679507.