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File:Geissler tubes (Les phénomènes de la physique).jpg

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Summary

Description
English: An illustration of Geissler gas-discharge tubes from the book "Les phénomènes de la physique" (1868) by Amédée Guillemin
Date
Source Les phénomènes de la physique
Author Amédée Guillemi

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-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Geissler_tubes_(Les_ph%C3%A9nom%C3%A8nes_de_la_physique).jpg

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An illustration of Geissler gas-discharge tubes

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Date/TimeThumbnailDimensionsUserComment
current06:58, 29 March 2024Thumbnail for version as of 06:58, 29 March 20242,548 × 2,085 (1.71 MB)GravislizardUploaded a work by Amédée Guillemi from Les phénomènes de la physique with UploadWizard

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