Henry Ford, Thomas Edison, President Warren G. Harding, and Harvey S. Firestone (left to right) pictured in 1921 at a campsite in western Maryland where Harding joined the others on one of the frequent camping trips led by Ford. Image: Wikimedia Commons
Crowd outside New York Stock Exchange on "Black Tuesday," October 29, 1929, when stock prices collapsed. Image: Wikimedia Commons
Workers of Civilian Conversations Corps, one of Roosevelt's New Deal programs to combat the Depression, shown in Acadia National Park in Maine. Image: National Park Service
Calvin Coolidge, who as vice president succeeded President Harding upon Harding's sudden death from an apparent heart attack on August 2, 1923 in San Francisco while on a cross-country speaking tour. Image: National Archives
Police confront camp of World War I veterans known as the Bonus Army who gathered in Washington in the spring and summer of 1932 to demand cash-payment redemption of their service certificates. Image: National Archives
President Herbert Hoover and Amelia Earhart in 1932. Image: Wikimedia Commons
Herbert Hoover and Franklin D. Roosevelt on March 4, 1933, on way to Roosevelt's inauguration as president. Image: Library of Congress
"Hooverville" in Seattle in 1937. Image: University of Washington Library Digital Collection