Tent camps for people waiting for work at the Dam, located just before Railroad Pass. Note on back ""Ross kept a sidewinder in a box on rt. side of water ladys tent (tent in backghround at right). Ross' camp (left, background). He was bitten by the rattlesnake. Location where elderly lady sold water at the top of the Pass. $0.05 glass and $0.25 to fill a radiator. Guss Nugeat's mine out of picture to the left. Only about 5 cars a day came by in 1930."" - W.A. Davis
Wide view looking towards Railroad Pass. Note on back: ""Photo taken from present location of Henderson. Photo shows major snowstorm, probably 1931. RR Pass to far left of photo. - W.A. Davis.""
View at Colorado River area near Hoover Dam site. Photographer W.A. Davis disagrees with the identification. He says, "Hills west (10 miles) of Las Vegas, Charleston range in background. Petroglyphs on the rocks, Rocks are red and yellow."
View from Black Canyon. Gauging station on Arizona wall to gauge depth and floor. Note on back: ""Shows cable across river with a trolley. Gauged velocity of river at this point. - W.A. Davis.""
View from Black Canyon. Arizona wall gauging station for river depth. Note on back: ""Depth gauge was a board painted black and white at one foot intervals - W.A. Davis.""