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Published online by Cambridge University Press: 27 October 2009
1 See the Polar Record, Vol. 5, Nos. 35/36, 1948, p. 218–19CrossRefGoogle Scholar.
2 See the Polar Record, Vol. 2, No. 16, 1938, p. 124–28CrossRefGoogle Scholar.
3 For a full report see U.S. Coast Guard Bulletin, No. 32, 1947, p. 186–88Google Scholar.