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Dead Reckoning Lines in the Gulf of Alaska. Showing the systematic planningof tracklines year by year from 1925 to 1939 by the Coast and Geodetic Survey.In: Submarine Mountains in the Gulf of Alaska by Harold W. Murray of the C&GS.;Published in Bulletin of the Geological Society of America, 1941, Vol 52, pp. 333-362. Offprint call number: 526.98 M98. (Image credit: Archival Photography by Steve Nicklas)