Earthquake Below

National Archives and Records Administration - ARC Identifier 1261444 / Local Identifier 255-HQ-248 - Earthquake Below - National Aeronautics and Space Administration. (10/01/1958 - ). This film discusses the threat of earthquakes to the city of San Francisco. The footage depicts damage sustained by San Francisco in 1906 and in Los Angeles later in the 20th century. The film also explains the cause of earthquakes, as well as the fault systems that are the prime targets for future earthquakes. -