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."

Basement room of Boulder Dam Museum, showing a stairway and basement door in the southwest corner of the room.

An overhead view of a car carrying Howard Hughes and others at a parade dedicated to Howard Hughes in Texas.

An overhead view of a car carrying Howard Hughes and others at a parade dedicated to Howard Hughes in Texas.

Howard Hughes at his desk at Hughes Aircraft Company, 1947. A painting of the XF-11 is seen on the wall behind Hughes.

An aerial view of the North Las Vegas City Hall and Civic Center Drive.

Description given with photo: "Howard Hughes Is Asked About His XF-11 By Senator! Culver City, Calif. - Millionaire plane builder Howard Hughes, left, is asked about his controversial XF-11 photo reconnaissance plane, background, by Senator Harry Cain, right, Republican of Washington. Cain is member of the Senate War Investigating Committee, and inspected Hughes craft after the plane builder had test flown the ship. An earlier model of same design nearly cost Hughes his life when it crashed in Beverly Hill last winter. Note wind-blown hair on both Pilot Hughes and observer Cain. Photo by Felix Pagel. 8/16/47."