Signing of contracts for Lake Mead water pipeline at the Las Vegas City Hall. Sitting in the top row from left to right: unidentified individual, Arleigh West, Bureu of Reclamation, Oran Gragson, Mayor of Las Vegas, Paul Laxalt, Governor of Nevada, Robert Griffith, Chairman Colorado River Commission, William Taylor, Mayor of North Las Vegas, Leonard Fayle, President of Las Vegas Valley Water District, Mr. Hampton, Mayor of Henderson, Robert Broadbent, Mayor of Boulder City. Site Name: Clark County Court House, Las Vegas (Nev.)

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Total announced tests and radiation measured off the test range complex. Total above-ground tests = 126. Total sub0surface tests = 413. Total tests = 539. Number measured off the test range complex of above-ground tests = 89. Number measured off the test range complex of sub-surface tests = 40. Total number measured off the test range complex = 129."

The black and white view of Grover Whalen (left) and Howard Hughes (right) enjoying the attention from a crowd of thousands of people who attended a parade that celebrated Hughes' completion of his Round the World flight in New York City.

Typed onto a piece of paper attached to the image: "Daily News. Howard R. Hughes, Mayor La Guerdia, Grover Whalen leaving City Hall, 7/15/38."

Basement museum room, looking north, showing north corner of room. Boxes of materials are seen near the entrance doorway as light shines in from the windows.