Suggested citation and version history for Nakata, Jennifer, compiler, 2007, Hawaiian Volcano Observatory 1971 Quarterly Administrative reports: U.S. Geological Survey Open-File Report 2007-1331, 354 p. [http://pubs.usgs.gov/of/2007/1331/]. Version 1.0, December 2, 2007 Re-released online at http://pubs.usgs.gov/of/2007/1331/ 1971 Initial release in paper form