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File:Adriaan van Wijngaarden signature.jpg

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Summary

Description
English: The signature of Adriaan van Wijngaarden, scanned from the book “Grammars for Programming Languages” that was sent to him by the authors (J. Craig Cleaveland and Robert C. Uzgalis) in 1977. After he passed away, the book was inherited by the library of Centrum Wiskunde & Informatica in Amsterdam.
Date
Source Own work
Author Spider

Licensing

Public domain
This signature is believed to be ineligible for copyright and therefore in the public domain because it falls below the required level of originality for copyright protection both in the United States and in the source country (if different). In this case, the source country (e.g. the country of nationality of the signatory) is believed to be The Netherlands.
Note that this tag cannot be used on all signatures, as not all signatures are copyright-free.
See Commons:When to use the PD-signature tag for an explanation of when the tag may be used.
I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 3.0 Unported license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.

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creator

some value

object has role: photographer
author name string: Spider
Wikimedia username: Spider
URL: http://commons.wikimedia.org/wiki/User:Spider
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copyright status

copyrighted

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copyright license

Creative Commons Attribution 3.0 Unported

inception

13 November 2013

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source of file

original creation by uploader

media type

image/jpeg

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checksum

8ad9eb2798ef6d3e81b3abcaa3ecd2f1a9edd661

determination method: SHA-1

data size

432,559 byte

height

545 pixel

width

2,071 pixel

File history

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Date/TimeThumbnailDimensionsUserComment
current14:15, 13 November 2013Thumbnail for version as of 14:15, 13 November 20132,071 × 545 (422 KB)Spiderbetter in grayscale
14:04, 13 November 2013Thumbnail for version as of 14:04, 13 November 20132,071 × 545 (350 KB)SpiderUser created page with UploadWizard
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