File:Vacuum Tide Gauge hydrographicalsu00whar 0489.jpg

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Summary

Description
English: Purey-Cust's Vacuum tide gauge. The end of tube E is in the ocean, and a vacuum is maintained in the tube. The tidal height is balanced by the height of mercury in the barometer tube.
Date
Source https://archive.org/details/hydrographicalsu00whar/page/455
Author H.E. Purey-Cust (1857-1938)

Licensing

Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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Vacuum Tide Gauge

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current11:46, 8 December 2021Thumbnail for version as of 11:46, 8 December 20211,608 × 2,561 (359 KB)KognosUploaded a work by H.E. Purey-Cust (1857-1938) from https://archive.org/details/hydrographicalsu00whar/page/455 with UploadWizard
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