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The BLAKE anchored off WINDWARD Passage Picture

The BLAKE anchored off WINDWARD Passage

The BLAKE anchored off WINDWARD Passage. George Belknap shipped Thomson piano wire machine to BLAKE in 1875 Charles Sigsbee modified Thomson machine. Sigsbee sounding machine was the standard for many years

Photo Category: Charting - Soundings - Bathymetry - Mechanical

Author: NOAA Office of NOAA Corps Operations/ NOAA

License: Public Domain Mark 1.0 (Public domain)
640 x 421 54.63 KB
1280 x 841 209.14 KB
1632 x 1072 407.64 KB
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Added On
19th October 2015
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