1982. 2006-08-22T15:52:57Z. 2011-03-04T01:08:29Z. Great Britain. Ordnance Survey. British Geological Survey. English&Dutch. Public. Great Britain and North Sea. Quaternary and Holocene.
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1950. 2012-07-25T14:12:39Z. 2012-07-25T14:43:24Z. Deane, R.E. Canada Dept. of Mines and Technical Surveys, Geological Survey of Canada. English. Public. Ontario and Lake Simcoe Region. Pleistocene and Holocene.