Earthquakes

Production credits taken from print.; "Portions of this program have been taken from the Bethlehem Steel Company's film, 'Men, steel and earthquakes', and from the film, 'Earthquakes and construction', a production of the West Coast Lumbermen's Association."; Pacific Film Archive collection; non-circulating. CBPF.; U.S. Coast and Geodetic Survey['s] Leonard Murphy.; An examination of the nature of earthquakes: their causes, measurements, and effects. Discusses some societal and political implications for seismology.; PFA 1612-04-1343. CONDITION NOTE: Last checked: June 19, 2002, good condition.