Construction site for Boulder Dam, now called Hoover Dam. With the approach of the annual spring rise in the river, the temporary truck bridge shown on the right has been abandoned. Site Name: Hoover Dam (dam)
The Blanch Jackson Photograph Collection (approximately 1900-1941) contains black-and-white photographic prints and negatives from the Jackson family’s life in Tonopah, Nevada and their travels to mining sites in Nevada and Arizona. Blanch, her husband Clyde, her father-in-law Colonel David Howell Jackson, their two sons, and some acquaintances are pictured in the photographs.
The Ernest Clary Papers on Basic Magnesium, Inc. Engineering Plans (1941-1944) contain an essay written by Clary formalizing the engineering process in building Basic Magnesium, Inc. (BMI). Also included are maps of the area around the plant and site maps of the main BMI structures.