A view of Howard Hughes after being interviewed about his controversial XF-11 photo reconnaissance plane by Republican of Washington, Senator Harry Cain in Culver City, California. Here Hughes' mustache has been digitally removed from the photo.

Howard Hughes, N.E. Boehm, and an unidentified man examining machinery in the Hughes Tool Company plant.

The black and white view of members of the Aeronautical Association awaiting the arrival of Howard Hughes and his Lockheed 12 aircraft at the Floyd Bennett Airport in New York. Typed onto a piece of paper attached to the image: "Official timers of Aeronautical Association compare their precision chronometers as Lockheed-14 roars overhead, marking end of Round-the-World flight at Floyd Bennett Airport." Typed onto a second piece of paper also attached to the image: "Official timers of the Aeronautical Association shown at Floyd Bennett Field comparing their precision chronometers as Howard Hughes' plane roared overhead marking the end of his Flight Around The World. July 1938."

The black and white view of a crowd of people gathering to greet Howard Hughes at Floyd Bennett Field Airport in New York. Typed onto a piece of paper attached to the image: "HH-101 NY-101. Here are thousands who greeted Howard Hughes and his crew after completing Round the World Flight at Bennett Field Airport. 7-14-38 (Press Association)."

Arrangement note: Series I. Demonstrations, Subseries I.B. Other Demonstrations and Strikes

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The slide reads: "Comparison of the cumulative estimated dose with diagnostic x-rays 1951 to 1958.