The black and white view of Howard Hughes and his crew at a parade for Howard Hughes after he completed his Around The World flight in New York. Typed onto a piece of paper attached to the image: "Start of parade at battery 7/15/38. (Daily News)."

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). 

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

Aerial view of the airport at Hughes' aircraft plant in Culver City, California. The airport's runway was in operation from 1941 to 1985.