Las Vegas, Nevada. Like a row of dirigible balloons, the propane gas storage tanks rest upon the floor of the southern Nevada desert at Basic Magnesium's giant plant, where magnesium is produced

Las Vegas, Nevada. The wall of a tool shed showing a shelf with lunch pails and overalls, and a poster reading "THINK. Safety First. Protect Your Fellow Workmen," at the Basic Magnesium incorporated plant under construction in the southern Nevada desert