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File:Francis Crick signature.svg

Description Signature of Francis Crick
Date undated
Source Heritage Auction Gallery
Author Francis Crick
Created in vector format by Scewing
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 United States.
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.
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