Revision History for USGS 
  Crustal Studies Technical Letter Number 0005

  J.H. Healy

  Crustal Structure along the Coast of California from 
  Seismic-Refraction Measurements

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  Posted online at http://pubs.usgs.gov/misc/tl/0005/
  July 26, 2012

  Initial release in paper form
  November 9, 1962

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