For a quick reference to copyright basics, refer to this document.
For a deeper understaning, check out the links below.
This web site presents information about copyright law. Walker Library makes every effort to assure the accuracy of this information but does not offer it as counsel or legal advice. Consult an attorney for advice concerning your specific situation.
The public domain is made up of of works that are ineligible for copyright protection or have expired copyrights. No permissions are needed to copy or use public domain works.
For a helpful resource on which materials are under copyright and which are in the public domain please consult Cornell University's Copyright Term and the Public Domain webpage.