File:The Isolator (cropped).jpg
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Summary
[edit]DescriptionThe Isolator (cropped).jpg | Page from Science and Invention | |||
Date | ||||
Source | [1] | |||
Author | Experimenter Publishing | |||
Permission (Reusing this file) |
Science and Invention ceased publication with the August 1931 issue. A search of the copyright renewal records from 1951 to 1959 shows no entries for Science and Invention. All issues are in the public domain. | |||
Other versions |
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Licensing
[edit]Public domainPublic domainfalsefalse |
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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. العربية ∙ Deutsch ∙ English ∙ español ∙ français ∙ galego ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ português ∙ português do Brasil ∙ русский ∙ sicilianu ∙ slovenščina ∙ українська ∙ 简体中文 ∙ 繁體中文 ∙ +/− |
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File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 21:23, 23 April 2022 | ![]() | 1,447 × 926 (871 KB) | Racconish (talk | contribs) | |
12:45, 13 April 2022 | ![]() | 1,447 × 926 (891 KB) | Racconish (talk | contribs) | ||
12:07, 20 August 2021 | ![]() | 1,447 × 926 (795 KB) | Racconish (talk | contribs) | ||
08:30, 20 August 2021 | ![]() | 1,447 × 926 (763 KB) | Racconish (talk | contribs) | ||
22:31, 4 January 2021 | ![]() | 1,421 × 903 (716 KB) | Racconish (talk | contribs) | = {{int:filedesc}} == {{Information |Description=Page from ''Science and Invention'' |Source=[https://worldradiohistory.com/Archive-Electrical-Experimenter/SI-1925-07.pdf] |Date=1925-07 |Author=Experimenter Publishing |Permission=''Science and Invention'' ceased publication with the August 1931 issue. A search of the copyright renewal records from 1951 to 1959 shows no entries for ''Science and Invention''. All issues are in the public domain. |other_versions={{Extracted from|1=The Isolator.... |
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Metadata
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Width | 1,505 px |
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Height | 1,049 px |
Bits per component |
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Pixel composition | RGB |
Orientation | Normal |
Number of components | 3 |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop 23.3 (Windows) |
File change date and time | 23:22, 23 April 2022 |
Exif version | 2.21 |
Color space | Uncalibrated |
Date and time of digitizing | 16:29, 9 March 2018 |
Date metadata was last modified | 01:22, 24 April 2022 |
Unique ID of original document | xmp.did:1F338F9D5B1CEB118570D24D5247E55E |