File:ShackelfordFig13.jpg
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Summary
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| Description | Shelby Shackelford, illustration (Fig. 13) from Time, Space and Atoms (1933) showing wave diffraction in accordance with the Huygens–Fresnel principle |
|---|---|
| Author or copyright owner |
Shelby Shackelford |
| Source (WP:NFCC#4) | Space, Time and Atoms |
| Date of publication | 1933 |
| Use in article (WP:NFCC#7) | Shelby Shackelford |
| Purpose of use in article (WP:NFCC#8) | To support encyclopedic discussion of this work in this article. The illustration is specifically needed to support the following point(s): This photo shows one of Shackelford's early book illustrations. It is discussed in the article. |
| Not replaceable with free media because (WP:NFCC#1) |
There is no alternative, public domain or free-copyrighted replacement available. |
| Minimal use (WP:NFCC#3) | The image is a low resolution copy of the original work of such low quality that it would be unlikely to impact sales of prints or be usable as a desktop backdrop. |
| Respect for commercial opportunities (WP:NFCC#2) |
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| Other information | This is a historically significant work that could not be conveyed in words. Inclusion is for information, education and analysis only. Its inclusion in the article(s) adds significantly to the article because it shows the work of the subject of the article. The painting is discussed in the article. |
| Fair useFair use of copyrighted material in the context of Shelby Shackelford//en.wikipedia.org/wiki/File:ShackelfordFig13.jpgtrue | |
Licensing
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 | This image represents a two-dimensional work of art, such as a drawing, painting, print, or similar creation. The copyright for this image is likely owned by either the artist who created it, the individual who commissioned the work, or their legal heirs. It is believed that the use of low-resolution images of artworks:
qualifies as fair use under United States copyright law. Any other use of this image, whether on Wikipedia or elsewhere, could potentially constitute a copyright infringement. For further information, please refer to Wikipedia's guidelines on non-free content. |
| This file will not be in the public domain in both its home country and the United States until January 1, 2029 and should not be transferred to Wikimedia Commons until that date, as Commons requires that images be free in the source country and in the United States. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:11, 27 September 2021 | | 258 × 387 (78 KB) | DatBot (talk | contribs) | Reduce size of non-free image (BOT - disable) |
| 13:14, 26 September 2021 | No thumbnail | 637 × 955 (214 KB) | Delabrede (talk | contribs) | ==Summary== {{Non-free 2D art|image has rationale=yes}} {{Non-free image rationale |Description = Shelby Shackelford, illustration (Fig. 13) from ''Time, Space and Atoms'' (1933) showing wave diffraction in accordance with the Huygens–Fresnel principle |Source = book: Space, Time and Atoms |Date = 1933 |Author = Shelby Shackelford |Article = Shelby Shackelford |Purpose = To support encyclopedic discussion of this work in this article. The illustration is specifically needed to support the fol... |
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