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 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.