Cite

[No. 22: Untitled landscape, groundcover in foreground]

MLA

[No. 22: Untitled Landscape, Groundcover in Foreground]. 1915. https://collections.library.yale.edu/catalog/11679616.

APA, 6th edition

[No. 22: Untitled landscape, groundcover in foreground]. (1915). [Photographs, Slides (glass)]. https://collections.library.yale.edu/catalog/11679616.