File:Grundzüge der Mengenlehre.png

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Grundzüge_der_Mengenlehre.png ‎(251 × 398 pixels, file size: 124 KB, MIME type: image/png)

Summary[edit]

Media data and Non-free use rationale
Description	Grundzüge der Mengenlehre book cover
Author or copyright owner	Felix Hausdorff
Source (WP:NFCC#4)	https://gallica.bnf.fr/ark:/12148/bpt6k9736980b.texteImage
Date of publication	1914
Use in article (WP:NFCC#7)	Grundzüge der Mengenlehre
Purpose of use in article (WP:NFCC#8)	to serve as the primary means of visual identification at the top of the article dedicated to the work in question.
Not replaceable with free media because (WP:NFCC#1)	Any derivative work based upon the cover art would be a copyright violation, so creation of a free image is not possible.
Minimal use (WP:NFCC#3)	this image is being used only once in the infobox of the named article and for purposes of identification only
Respect for commercial opportunities (WP:NFCC#2)	The use of a low resolution image of a work's cover will not impact the commercial viability of the work.
Fair useFair use of copyrighted material in the context of Grundzüge der Mengenlehre//en.wikipedia.org/wiki/File:Grundz%C3%BCge_der_Mengenlehre.pngtrue

Licensing[edit]

This image is of book cover(s), and the copyright for it is most likely owned either by the artist who created the cover(s) or the publisher of the book(s). It is believed that the use of low-resolution images of book covers

to illustrate an article discussing the book in question
on the English-language Wikipedia, hosted on servers in the United States by the non-profit Wikimedia Foundation,

qualifies as fair use under the copyright law of the United States. Any other uses of this image, on Wikipedia or elsewhere, might be copyright infringement. See Wikipedia:Non-free content for more information.
Fair use

To the uploader:

Please add a detailed non-free use rationale for each article the image is used in, which must also declare compliance with the other parts of the non-free content criteria, as well as the source of the work and copyright information.
For example non-free use rationales, see Wikipedia:Use rationale examples.
This tag should only be used for book covers.
Please include in your fair use rationale details of the particular edition (publisher, market & year of publication) of the edition you have used, and also acknowledge any cover artist if such artist is acknowledged in that edition's frontmatter. If the book cover is in the public domain (see Wikipedia:Public domain), then use the appropriate public domain tag rather than this one.
Any of the following may be helpful for stating the rationale: Template:Book rationale, Template:Non-free use rationale book cover, or Template:Manga rationale.

To patrollers and administrators: If this image has an appropriate rationale please append |image has rationale=yes as a parameter to the license template.

File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	00:01, 23 May 2024		251 × 398 (124 KB)	DatBot (talk \| contribs)	Reduce size of non-free image (BOT - disable)
	16:51, 22 May 2024	No thumbnail	449 × 712 (361 KB)	Iljhgtn (talk \| contribs)	Uploading a piece of non-free cover art using File Upload Wizard

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File usage

The following pages on the English Wikipedia use this file (pages on other projects are not listed):

Grundzüge der Mengenlehre

Metadata

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Horizontal resolution	37.79 dpc
Vertical resolution	37.79 dpc