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."

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Off-site radiation exposure review project organization chart"

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide title reads, "Underground nuclear test execution sequence"

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide title reads, "Nevada  operations office interagency relationships" 

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Total announced tests and radiation measured off the test range complex"

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Total announced tests and radiation measured off the test range complex"

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). Hearings for individuals arrested at the Lenten Desert Experience.