File:Adriaan van Wijngaarden signature.jpg

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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.
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Author Spider

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

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