[Photograph of snowy landscape, mountains in background]
MLA
[Photograph of Snowy Landscape, Mountains in Background]. 1915. https://collections.library.yale.edu/catalog/11683476.
APA, 6th edition
[Photograph of snowy landscape, mountains in background]. (1915). [Photographs, Slides (glass)]. https://collections.library.yale.edu/catalog/11683476.