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NOAA Photo Library Image - theb2698

Sigsbee Sounding Machine - invented by Charles D. Sigsbee and modified from Thomson Sounding Machine. Basic design of ocean sounding instruments stayed the same for the next 50 years. Here the sounding machine is used to set a Pillsbury current meter at a known depth. In: "The Gulf Stream", by John Elliott Pillsbury, 1891. Call Number GC296.G9 P54 1891.

Image ID: theb2698, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Location: Washington Navy Yard
Photo Date: 1880?
Credit: NOAA Central Library

Category: Oceanography/Pre-1950/Ships/

High Resolution Photo Available

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Last Updated:
November 10, 2017