File:Quick adjusting micrometer illustration.png

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Quick_adjusting_micrometer_illustration.png (361 × 358 pixels, file size: 24 KB, MIME type: image/png)

Captions

Captions

An illustration of a quick adjusting micrometer

Summary

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Description
English: An illustration of a quick adjusting micrometer taken from Practical Mechanics for Boys (1914)
Date
Source Practical Mechanics for Boys, by J. S. Zerbe (1914) via Project Gutenberg http://www.gutenberg.org/ebooks/22298
Author J. S. Zerbe

Licensing

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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-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Quick_adjusting_micrometer_illustration.png

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current16:02, 24 October 2020Thumbnail for version as of 16:02, 24 October 2020361 × 358 (24 KB)LittleDwangs (talk | contribs)Uploaded a work by J. S. Zerbe from Practical Mechanics for Boys, by J. S. Zerbe (1914) via Project Gutenberg http://www.gutenberg.org/ebooks/22298 with UploadWizard

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