Signing of contracts for Lake Mead water pipeline at the Las Vegas City Hall. Sitting in the top row from left to right: unidentified individual, Arleigh West, Bureu of Reclamation, Oran Gragson, Mayor of Las Vegas, Paul Laxalt, Governor of Nevada, Robert Griffith, Chairman Colorado River Commission, William Taylor, Mayor of North Las Vegas, Leonard Fayle, President of Las Vegas Valley Water District, Mr. Hampton, Mayor of Henderson, Robert Broadbent, Mayor of Boulder City. Site Name: Clark County Court House, Las Vegas (Nev.)

The black and white, aerial view of Howard Hughes' Lockheed 14 aircraft after performing its final landing on the Round the World flight at Floyd Bennett Airport, New York. Typed onto a piece of paper attached to the image: "Crowd greeting Howard Hughes and crew at floyd Bennett Airport after completing Round-the-World flight."

The black and white view of a crowd of people awaiting the arrival of Howard Hughes in his Lockheed 14 aircraft at Floyd Bennett Airport, New York. This final landing for Hughes marked the end of his Round The World flight.

The black and white view of Howard Hughes' Lockheed 14 aircraft performing its final landing on the Round the World flight at Floyd Bennett Airport, New York. Typed onto a piece of paper attached to the image: "Scene at Floyd Bennett Field as Howard Hughes and his crew landed after completing a round the world flight..... 7-14-38. (Press Association)"

The black and white, view of Howard Hughes' Lockheed 14 aircraft performing its final landing on the Round the World flight at Floyd Bennett Airport, New York. Typed onto a piece of paper attached to the image: "Scene at Floyd Bennett Field as Howard Hughes and his crew landed after completing a round the world flight..... 7-14-38. (Press Association)"

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