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Offshore survey of the approaches to New York in 1936 showing delineation of Hudson Canyon and other previously unknown canyons Picture

Offshore survey of the approaches to New York in 1936 showing delineation of Hudson Canyon and other previously unknown canyons

Offshore survey of the approaches to New York in 1936 showing delineation of Hudson Canyon and other previously unknown canyons. The diagram illustrates the use of various methods of navigational control including visual, taut-wire buoy traverses, and radio acoustic ranging (RAR).

Author: NOAA Historical Image/ NOAA

License: Public Domain Mark 1.0 (Public domain)
640 x 571 73.92 KB
1280 x 1141 253.54 KB
1920 x 1712 496.23 KB
2252 x 2007 739.70 KB
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Added On
16th October 2015
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