Historically Significant Collection of Three Albums With Ca. 547 Original Gelatin Silver Photographs With Captions of Harwood Jones, The Hydraulic Engineer Of Metropolitan Water Department of Los Angeles, later United Concrete Pipe Corporation Documenting The Construction of Colorado River Aqueduct, Dams, Tunnels in Different Parts of California and Arizona, As Wells As Jones’ Work in Water Engineering in HI,FL,MA, The Photos from His Travels in California And The Country, Including Seven Photos of Seminole Indian Village in Florida From 1939 With Additional Loose Photos And Ephemera Material. Ca. 1931-1944.