A&E Television
History.com: American Presidents: Herbert Hoover
This easy-to-navigate site has Hoover's biography, events occurring during his presidency, an image gallery, and several video clips.
Smithsonian Institution
National Museum of American History: American Presidency: Herbert Hoover
Brief biographical sketch of America's thirty-first president includes background information on the era in which he served and linked-to objects from the Smithsonian's collections that help define the man and his presidency.