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Open Access Hub: General OA Sites

This guide is a compilation of vetted OA (open access) resources for students and professors.

Multidisciplinary

Public Domain Chart

Copyright Term and the Public Domain the United States
From Cornell University

"Determining what is or isn't in the public domain can be a complicated and lengthy process. This chart is provided to help guide you through some of the labyrinthine rules of US copyright."

PDF- Copyright Term and the Public Domain the United States

Copyright Term and the Public Domain the United States
Some of the rules of US copyrigt explained