Licensing and Permission
- Copyright Clearance Center
- Creative Commons Unveils Machine-Readable Copyright Licenses
- Clearing Rights for Multimedia Works
- LIBLICENSE -- Licensing Digital Information
- Copyright Renewal Database
- Copyright Clearance Center - Annual Authorization Service Repertory License Agreement
- Copyright "slider" - Public Domain Tool
- Copyright, Intellectual Property Rights, and Licensing Issues
- Licensing Resources
- Getting Permission to Use Copyrighted Works
- Sample Letter Requesting Permission at the University of Texas System Copyright Crash Course site
- North Carolina State University Copyright Permissions Guide
- Permission Letters
- Sample Permission Request forms - University of Nebraska: Kearney
- "How to Secure Permission to Use Copyrighted Works" from the Copyright Management Center at Indiana University-Purdue University Indianapolis
- When Works Pass Into The Public Domain
