Possible power. Rain falls 25 out of 30 days at Hilo
MLA
Possible Power. Rain Falls 25 out of 30 Days at Hilo. 1923. https://collections.library.yale.edu/catalog/2040157.
APA, 6th edition
Possible power. Rain falls 25 out of 30 days at Hilo. (1923). [Photograph albums, Photographic prints, Photographs, Snapshots]. https://collections.library.yale.edu/catalog/2040157.