An image of the Boulder Dam. The name was officially changed to Hoover Dam in 1947. Text from postcard: "Upstream face of Boulder Dam. Note roadway which connects Kingman, Arizona, and Boulder City, Nevada. Six Companies Inc. Photo."
An artist's rendering of Hoover Dam. Printed text on front of card: "Hoover Dam, as it will look when completed, Boulder Canyon, Colorado River, near Las Vegas, Nevada."