The Boulder City 31ers Photograph Collection depicts the construction of the Hoover (Boulder) Dam and the development of Boulder City, Nevada from 1930 to 1987. The photographs primarily depict construction of the Hoover Dam, but they also depict workers, dormitories, the Colorado River, stores, and Black Canyon.
Typed onto a piece of paper attached to the image: "As Los Angeles Welcomed Howard Hughes Home, Los Angeles, Cal. --- Governor Frank Merriam, Howard Hughes, and Mayor Frank L. Shaw (left to right) as they rode through the crowd-packed streets of Los Angeles during the reception -- one of the greatest and wildest the city had ever seen -- as Hughes and his four daring companions on his World-Flight arrived in the city. Credit Line (ACME). 8/2/38."