Photographers number:	Unnumbered
Title:	Untitled
Descriptive Title:	Building the Southern Pacific Railroad
Notes:	Possibly the same as stereoview no. 4351, At the Front, near the Colorado River, S.P.R.R., Cal
Photographer:	Carleton E Watkins
Publisher:	Carleton Watkins
Format:	Cabinet Card
Image courtesy of:	The Huntington Library
CarletonWatkins.org ID:	1007619