United States hydrographic surveys in Canadian western Arctic, 1955–57

As a result of these operations 1000 miles of a deep-water North West Passage were charted. In addition, five hundred square miles of detailed hydrographic survey were made in the most dangerous areas. About 285 miles of coastline were covered by triangulation and 28 radar reflector towers were buil...

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Bibliographic Details
Published in:Polar Record
Format: Article in Journal/Newspaper
Language:English
Published: Cambridge University Press (CUP) 1959
Subjects:
Online Access:http://dx.doi.org/10.1017/s0032247400066419
https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0032247400066419
Description
Summary:As a result of these operations 1000 miles of a deep-water North West Passage were charted. In addition, five hundred square miles of detailed hydrographic survey were made in the most dangerous areas. About 285 miles of coastline were covered by triangulation and 28 radar reflector towers were built as navigational aids. The results of the surveys were published in a series of 33 charts and in greatly improved sailing directions.