File:Densitometer film holder, illustrating the areas over which the density integrated, extracted from A film-badge method of differential measurement of combined thermal-neutron and gamma-radiation exposures (1955).jpg
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Densitometer film holder, illustrating the areas over which the density integrated, extracted from A film-badge method of differential measurement of combined thermal-neutron and gamma-radiation exposures (1955)
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| Description |
English: Densitometer film holder, illustrating the areas over which the density integrated, extracted from A film-badge method of differential measurement of combined thermal-neutron and gamma-radiation exposures (1955) |
| Date | |
| Source |
A film-badge method of differential measurement of combined thermal-neutron and gamma-radiation exposures (1955) HathiTrust identifier : mdp.39015086416420 |
| Author |
Kalil, Ford, 1925- Los Alamos Scientific Laboratory of the University of California |
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This work is in the public domain because it was published in the United States between 1929 and 1963, and although there may or may not have been a copyright notice, the copyright was not renewed. For further explanation, see Commons:Hirtle chart and the copyright renewal logs. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:49, 11 December 2020 | | 3,625 × 2,917 (3.26 MB) | Balkanique (talk | contribs) | Cropped 18 % horizontally, 5 % vertically using CropTool with lossless mode. |
| 12:01, 11 December 2020 |  | 4,416 × 3,057 (3.37 MB) | SteinsplitterBot (talk | contribs) | Bot: Image rotated by 90° | |
| 09:01, 11 December 2020 |  | 3,057 × 4,418 (3.36 MB) | Balkanique (talk | contribs) | Uploaded a work by Kalil, Ford, 1925- Los Alamos Scientific Laboratory of the University of California from A film-badge method of differential measurement of combined thermal-neutron and gamma-radiation exposures (1955) {{Hathi Trust|mdp.39015086416420|image}} with UploadWizard |
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