Water clarifier tank at the gravel plant by the Colorado River for Hoover Dam construction.
Transcribed Notes: Handwritten on back: [1038], 3-19-32; Notes on photo sleeve: Water clarifier tank at the gravel plant. The water is pumped from the river two miles away and is distilled in this tank. March 19, 1932.
Overflow from a pond that was constructed to catch rain water on the Whitney Ranch.
Transcribed Notes: Handwritten collection note on back: overflow from pond handmade; Notes on photo sleeve: 'Overflow from pond (handmade) at Whitney Ranch. Pond was constructed to catch rainwater.'
Transcribed Notes: Notes on photo sleeve: 'Shows stockyards and car shops. Creek is overflow from UP artesian well. Site of earliest ranch in area. Creek had mosquito minnows in it - a native species. Only source of water for Las Vegas. Water carried in a 20-24'' wooden pipe.' (James J. Hester, from W.A. Davis, photographer. April 1992)
Washout at 4-mile on the Boulder Highway, about 5 miles southeast of Las Vegas.
Transcribed Notes: Notes on photo sleeve: 'New pavement finished in May. Cloudburst in October took out culvert. Took out a Chevrolet and a Packard. About 5 mi. southeast of Las Vegas.' (James J. Hester, quote from W.A. Davis)
Car overturned by flood at 4-mile on the Boulder Highway, about 5 miles southeast of Las Vegas
Transcribed Notes: Handwritten collection note on back of photo: Cars overturned by cloudburst flood near wash by present-day Showboat. c. 1931-1932; Notes on photo sleeve: 'Photo taken at night with flash. Probably Chevrolet wrecked in flood in Vegas Wash. Water was 4 ft. deep on pavement.' (W.A. Davis, photographer)
Grinding slab metate at the Lost City with numerous holes
Transcribed Notes: Notes on photo sleeve Los City, Nevada. Holes and stones were used to grind grains, etc. (Credit: W.A. Davis); 'Gypsum Cave, bedrock mortars near cave' - W.A. Davis
Settling basin at the head of Hemenway Wash for water purification works in Boulder City.
Transcribed Notes: Notes on photo sleeve: Water tank gravel plant at head of Hemenway Wash. (Nov. 8, 1931) Clarified water from river was then pumped up to Boulder City. (Credit: W.A. Davis) (According to W.A. Davis, this settling basin was for water purification.)