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 view of Howard Hughes, surrounded by crowds, as he stands before a microphone after landing his Lockheed 14 aircraft for the Around the World flight at Floyd Bennett Airfield in New York.

The black and white view of Howard Hughes and his crew being surrounded by crowds as they exit the Lockheed 14 aircraft after finishing the Around the World flight at Floyd Bennett Airfield in New York. Description printed on photograph's accompanying sheet of paper: "Howard Hughes (with hat) as he arrived in New York after completing a round the world flight is shown with Grover Whalen (left) members of his crew and Mayor La Guardia (right front) 7-14-38 (Press Association)."