PHOTO GALLERY: Heat-related ads are a blast from the past

Marion's Appliances advertises high-efficiency air conditioning.   |  Courtesy of the Missouri State Historical Society

In this advertisement for U.S. savings bonds, the Department of the Treasury offers a "recipe" on how to beat the heat.   |  Courtesy of the Missouri State Historical Society

This advertisement from the Fairview Recreation Park's Hulen's Lake invites people to cool off by swimming, boating and fishing and at a refreshment stand.   |  Courtesy of the Missouri State Historical Society

Parker Funeral Services advertises its modern air conditioning.   |  Courtesy of the Missouri State Historical Society

In this advertisement, Allen Heating assures costumers that installing air conditioning is simple.   |  Courtesy of the Missouri State Historical Society

Central Missouri Air Conditioning Specialists implore people end their suffering and purchase a Chrysler air conditioning unit.   |  Courtesy of the Missouri State Historical Society