Public Domain

Works that are not under copyright control

Anyone can freely copy, distribute, derive from, etc

Usually from expiration of copyright

Works published in the U.S. are public domain if:

http://copyright.cornell.edu/resources/publicdomain.cfm




Public Domain

Published before 1923

(Not necessarily including sound recordings)


N. C. Wyeth, from The Boy's King Arthur (1922)





Public Domain

Published before 1923


Buster Keaton, Cops (1922)





Public Domain

Published before 1923


Leonardo, Mona Lisa (1519)





Public Domain

Published before 1978 without copyright notice


NFTA Annual Report (1975)





Public Domain

Published before 1978 without copyright notice


The Spectrum (1970)





Public Domain

Published before 1963, and copyright not renewed


Amazing Stories (1947)





Public Domain

Published before 1963, and copyright not renewed


Betty Boop (1933)





Public Domain

Work of the U.S. Federal Government


Hubble Space Telescope, Orion Nebula





Public Domain

Work of the U.S. Federal Government


USGS map





Public Domain

Work of the U.S. Federal Government


Gordon Parks, American Gothic





Public Domain

Work of the U.S. Federal Government


Work Projects Administration





Sharing / Free Culture

Using licenses to establish norms of sharing, rather than control



Creative Commons License
This document is by Dave Pape, and is released under a Creative Commons License.