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). 

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

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

The black and white, aerial view of Howard Hughes' Lockheed 14 aircraft performing its final landing on the Round the World flight at Floyd Bennett Airport, New York.

The black and white, aerial view of Howard Hughes' Lockheed 14 aircraft performing its final landing on the Round the World flight at Floyd Bennett Airport, New York.

The black and white, skyline view of New York City with Lockheed 14 aircraft flying in the foreground. Typed onto paper included with the image: "New York- Howard Hughes' plane over New York after flight around the world. 7/14/38"