Photographers number:	2369
Title:	Clay St. Hill R.R., San Francisco, Cal. Run by A.S. Hallidie's patent Endless Steel Wire Rope and Gripping Attachment. Overcomes an Elevation of 307 feet in a length of 2800 feet. Worst grade, one foo
Notes:	"Address, J. J. Cook." printed at lower left side.
Photographer:	Carleton E Watkins
Publisher:	Carleton Watkins
Format:	Stereograph
Image courtesy of:	Marilyn Blaisdell Photograph Collection (SFP 84) , San Francisco History Center, San Francisco Public Library
CarletonWatkins.org ID:	1006923