File:Dutton-John-1977.jpg

John Dutton (b. 1951), defensive lineman for the Baltimore Colts of the National Football League (NFL), 1977.

Photographer uncredited.

Published in Wilt Browning (ed.), Baltimore Colts 1977 Media Guide. Baltimore, MD: Baltimore Colts Football Club, 1977, p. 19.

No copyright notice in publication.

Published between 1929 and 1977 (inclusive) with no notice of copyright in first publication, public domain.

Scanned and digitally edited for Wikipedia by Tim Davenport ("Carrite") from a copy in his collection. No copyright claimed for the work, file released to the public domain without restriction.

This work is in the public domain because it was published in the United States between 1929 and 1977 inclusive, without a copyright notice. Unless the author has been dead for several years, it is not in the public domain in countries that do not apply the rule of the shorter term for US works. This includes Canada, China (not Hong Kong, Macao, or Taiwan Area), Germany, Mexico, Switzerland, and other countries with individual treaties. See also further explanation. PD-US Public domain in the United States //en.wikipedia.org/wiki/File:Dutton-John-1977.jpg

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