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Wilson-Kaye_tilted_gold-leaf_electrometer.jpg(432 × 344 pixels, file size: 104 KB, MIME type: image/jpeg)

Summary

Description
English: This electrometer type was invented by George Minchin and developed by others, in this case Charles Thomas Rees Wilson and George William Clarkson Kaye, and marketed by Cambridge Scientific Instruments.
Date
Source Cambridge Scientific Instruments Company
Author Cambridge Scientific Instruments Company

Licensing

Public domain
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.

Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923 Public domain in the United States//commons.wikimedia.org/wiki/File:Wilson-Kaye_tilted_gold-leaf_electrometer.jpg

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1 January 1921Gregorian

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Date/TimeThumbnailDimensionsUserComment
current 20:06, 24 July 2018 Thumbnail for version as of 20:06, 24 July 2018432 × 344 (104 KB) Dm4244User created page with UploadWizard
The following pages on the English Wikipedia use this file (pages on other projects are not listed):
This is a file from the Wikimedia Commons
From Wikipedia, the free encyclopedia

Wilson-Kaye_tilted_gold-leaf_electrometer.jpg(432 × 344 pixels, file size: 104 KB, MIME type: image/jpeg)

Summary

Description
English: This electrometer type was invented by George Minchin and developed by others, in this case Charles Thomas Rees Wilson and George William Clarkson Kaye, and marketed by Cambridge Scientific Instruments.
Date
Source Cambridge Scientific Instruments Company
Author Cambridge Scientific Instruments Company

Licensing

Public domain
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.

Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923 Public domain in the United States//commons.wikimedia.org/wiki/File:Wilson-Kaye_tilted_gold-leaf_electrometer.jpg

Information

Captions

Add a one-line explanation of what this file represents

Items portrayed in this file

depicts

1 January 1921Gregorian

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current 20:06, 24 July 2018 Thumbnail for version as of 20:06, 24 July 2018432 × 344 (104 KB) Dm4244User created page with UploadWizard
The following pages on the English Wikipedia use this file (pages on other projects are not listed):

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