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Original file (700 × 1,015 pixels, file size: 279 KB, MIME type: image/jpeg)
Summary
| Description |
English: 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. Note caption on photo: "Sounding Machine And Current Meter In Place, Steamer BLAKE" |
| Date | circa 1880 |
| Source | National Oceanic and Atmospheric Administration Central Library, Image ID: theb2698, Voyage To Inner Space - Exploring the Seas With NOAA Collection. |
| Author | Coast and Geodetic Survey |
Licensing
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This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties.
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Original upload log
The original description page was here. All following user names refer to en.wikipedia.
| Date/Time | Dimensions | User | Comment |
|---|---|---|---|
| 2012-02-09 20:58 | 700×1015× (285270 bytes) | Palmeira | {{Information |Description = 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 s |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:12, 21 March 2016 | | 700 × 1,015 (279 KB) | FastilyClone | Transferred from enwp |
File usage
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