File:Nikolai Yevgrafovoch Kochin.jpg
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Nikolai_Yevgrafovoch_Kochin.jpg (242 × 330 pixels, file size: 15 KB, MIME type: image/jpeg)
Summary
[edit]Description | Soviet mathemtician Nikolai Kochin |
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Author or copyright owner |
Unknown |
Source (WP:NFCC#4) | Creation date: no later than 1944 Original Publication: unknown Immediate source: http://goskatalog.ru/portal/#/collections?id=5982660 |
Use in article (WP:NFCC#7) | Nikolai Kochin |
Purpose of use in article (WP:NFCC#8) | for visual identification of the person in question, at the top of his biographical article |
Not replaceable with free media because (WP:NFCC#1) |
No photo-portraits of the person in question are known to be under free licenses yet. |
Minimal use (WP:NFCC#3) | Image size reduced, just for identification purposes. |
Respect for commercial opportunities (WP:NFCC#2) |
Unknown photographer is probably deceased given the age of the photo, image less than 1,000,000 px. |
Other information | The subject of the photograph has been deceased since 1944. Potentially public domain, but pre-1946 publication needs to be found. |
Fair useFair use of copyrighted material in the context of Nikolai Kochin//en.wikipedia.org/wiki/File:Nikolai_Yevgrafovoch_Kochin.jpgtrue |
Licensing
[edit]![]() | This photograph is copyrighted and is NOT under a free license. However, it is believed that the use of this work in the article "Nikolai Kochin":
qualifies as fair use under United States copyright law. Any other uses of this image, on Wikipedia or elsewhere, may be copyright infringement. See Wikipedia:Non-free content and Wikipedia:Copyrights. | ||
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File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 19:41, 6 September 2020 | ![]() | 242 × 330 (15 KB) | PlanespotterA320 (talk | contribs) | {{Non-free use rationale 2 |Description = Soviet mathemtician Nikolai Kochin |Source = '''Creation date''': no later than 1944<br/>'''Original Publication''': unknown<br>'''Immediate source''': http://goskatalog.ru/portal/#/collections?id=5982660 |Author = Unknown |Article = Nikolai Kochin |Purpose = for visual identification of the person in question, at the top of his biographical article |Replaceability = No photo-portraits of the person in question are known to be under free licenses yet... |
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File usage
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