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.

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). 

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."