A crew performing an excavation at Pueblo Grande de Nevada, also known as the "Lost City," near Overton, Nevada. Description provided with image: "At the Lost City Dig-1926."
Abandoned adobe buildings at the Mormon Fort site (now known as the Old Mormon Fort), Las Vegas, Nevada. Site Name: Las Vegas Mormon Fort (Las Vegas, Nev.)
Construction site of the Boulder Dam, now known as Hoover Dam. Marion electric drag line with 5 cubic yard capacity bucket loading gravel. Site Name: Hoover Dam (dam)
Low-level concrete mixing plant at the construction site of Boulder Dam, now called Hoover Dam. Picture taken using telephoto lens. Site Name: Hoover Dam (dam)
Black and white image of the gravel testing laboratory at the site of the former Stewart Ranch, also known as the Las Vegas Ranch. Site Name: Las Vegas Ranch (Las Vegas, Nev.)
Black and white image of the gravel testing laboratory at the site of the former Stewart Ranch, also known as the Las Vegas Ranch. Site Name: Las Vegas Ranch (Las Vegas, Nev.)