Photographers number:	Unnumbered
Title:	Untitled
Descriptive Title:	Alcatraz Island, San Francisco Bay
Photographer:	Carleton E Watkins
Publisher:	Carleton Watkins
Format:	Stereograph
Photographed:	1859-1861
Image courtesy of:	Yale Collection of Western Americana, Beinecke Rare Book and Manuscript Library
CarletonWatkins.org ID:	1007350