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File:Doctor Blum's wall bracket tube holder with lead glass protection shield and compression diaphragm.png

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Captions

Doctor Blum's wall bracket tube holder with lead glass protection shield and compression diaphragm

Summary edit

Description
English: Doctor Blum's wall bracket tube holder with lead glass protection shield and compression diaphragm
Date
Source

Elementary and dental radiography (1913)

Internet Archive identifier: elementarydental00rape
Author Raper, Howard Riley, 1886-1978

Licensing edit

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:Doctor_Blum%27s_wall_bracket_tube_holder_with_lead_glass_protection_shield_and_compression_diaphragm.png

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Date/TimeThumbnailDimensionsUserComment
current19:41, 6 March 2021Thumbnail for version as of 19:41, 6 March 20212,797 × 2,072 (5.78 MB)Balkanique (talk | contribs)Cropped 36 % horizontally, 29 % vertically using CropTool with lossless mode.
19:36, 6 March 2021Thumbnail for version as of 19:36, 6 March 20214,368 × 2,912 (10.24 MB)Balkanique (talk | contribs)Uploaded a work by Raper, Howard Riley, 1886-1978 from Elementary and dental radiography (1913) {{Internet Archive link|1=elementarydental00rape}} with UploadWizard

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