Cite

The brink of the lower Yosemite Falls. A29

MLA

The Brink of the Lower Yosemite Falls. A29. 0AD. https://collections.library.yale.edu/catalog/2017108.

APA, 6th edition

The brink of the lower Yosemite Falls. A29. (0 C.E.). [Lantern slides, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2017108.