1961. 2015-03-02T19:50:06Z. 2015-03-17T22:05:41Z. Geological Survey of Canada. The Survey. English. Public. Yukon, Ross River Region, and Otter Creek Region.
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1961. 2009-06-17T19:27:32Z. 2011-03-28T22:31:03Z. Geological Survey of Canada. The Survey. English. Public. Yukon, Pelly River Region, and Tay River Region.
1961. 2009-02-12T21:44:38Z. 2018-05-30T15:27:34Z. Fyles, J. G. (John Gladstone), 1923-. Geological Survey of Canada. English. Public. Yukon.
1961. 2011-11-07T18:28:31Z. 2013-03-18T21:51:59Z. Wheeler, J. O. Geological Survey of Canada. English. Public. Yukon and Whitehorse Region.
