Howard Hughes, N.E. Boehm, and an unidentified man examining machinery in the Hughes Tool Company plant.

Howard Hughes (foreground) and S. P. Brown (bending over) examining the new Hughes rock bit head at the Hughes Tool Company plant.

Typed onto a piece of paper attached to the image: "Hughes and Flyers Welcomed to Chicago - A view of the parade staged in honor of Howard Hughes and his four companions passing down La Salle Street, Chicago, in a shower of ticker-tape and paper. The flyers, who circled the globe in 3 days and 19 hours, are in the first three autos. Credit Lines (ACME) 7/30/38 (NY)."

Howard Hughes waving to crowds in a parade in Houston, Texas in 1938.

Howard Hughes in the Lockheed 14 in Los Angeles, California. Typed on a piece of paper attached to the image: "Howard Hughes off on first leaf of flight to Paris. Los Angeles, Cal. -- Howard Hughes, Millionaire oil man and speed flyer, at the controls of his huge Lockheed "Flying Laboratory" as it took off from here for its leisurely flight to New York, from where Hughes and his crew will fly to Paris and perhaps around the world. 7/4/1938 Credit line (ACME)."

A close up portrait of Howard Hughes, possibly in an airplane hangar in New York.

The black and white view of Howard Hughes in Minneapolis, Minnesota. Description printed on photograph's accompanying sheet of paper: "Howard Hughes at Minneapolis to refuel before leaving for Floyd Bennett Field to complete a round the world flight."