“Filling in Secret Town Tressle, C.P.P.R., Cal.”

Carleton E. Watkins. Filling in Secret Town Tressle, C.P.P.R., Cal., n.d. Stereocard. Watkins New Series of Pacific Coast Views. View of railroad bridge and trestle, Secret Town, Chinese railroad workers in left foreground. Courtesy of the California History Room, California State Library, Sacramento, California.