Mt. Diablo workman seated to east of headwork's at top of road to Shaft home in Pickhandle Gulch; Candelaria, Nevada. Stamp on back of photo reads: "Jas. H. Crockwell, travelling photogprapher. Viewing a specialty. Negatives preserved. Duplictes at any time. Alaways address. Salt Lake City, Utah."
"At Candelaria, Nevada's Princess Mill, Nov. 13, 1891. Men are identified from left to right: (stock report), Spring, Capt. Hultz, Simpson, W.J. Sutherland-Gen. Mgr., D.H. Jackson-Supt., and Frank Corkhill-Foreman.