A view of Howard Hughes attending an informal press conference in Culver City, California, after Hughes left the Senate War Investigating Subcommittee hearing in Washington.

Description printed on photograph's accompanying sheet of paper: "Howard Hughes' parade up broadway. General scene of parade. 7/15/38."

The black and white, aerial view of Howard Hughes' Lockheed 14 aircraft preparing for its final landing on its Round the World flight in Floyd Bennett Field, New York. Typed onto a piece of paper attached to the image: "Aerial New of landing, 7-14-38. (Daily News.)" Typed onto a second piece of paper attached to the image: "Howard Hughes plane from a welcoming plane as the Round the World flight ended at Floyd Bennett Field."

A view of Howard Hughes attending an informal press conference in Culver City, California, after Hughes left the Senate War Investigating Subcommittee hearing in Washington.

From the Nan Doughty Photograph Collection (PH-00240)

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Off-site radiation exposure review project organization chart"

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide title reads, "Underground nuclear test execution sequence"