About the Open Publication License by David Wiley. Licensed CC-BY 4.0
A brief history outlining open content licensing and why the licenses were eventually replaced by the more robust Creative Commons licenses
http://opencontent.org/blog/archives/329

Creative Commons Licenses. Licensed CC-BY-SA 3.0
Wikipeda article outlining the licenses and some use instructions
https://en.wikipedia.org/wiki/Creative_Commons_license

About the Licenses by Creative Commons. Licensed CC-BY 4.0
To read all of the license deeds, or legal codes, visit this site and explore the different licenses.
https://creativecommons.org/licenses/

3 Steps for Licensing Your 3d Printed Stuff by Michael Weinberg. Licensed CC-BY-SA 3.0
A set of instructions for how to license 3d printed materials
https://www.publicknowledge.org/assets/uploads/documents/3_Steps_for_Licensing_Your_3D_Printed_Stuff.pdf

Selected Frequently Asked Questions by Creative Commons. Licensed CC-BY 4.0

Do Creative Commons licenses affect exceptions and limitations to copyright, such as fair dealing and fair use?
https://creativecommons.org/faq/#do-creative-commons-licenses-affect-exceptions-and-limitations-to-copyright-such-as-fair-dealing-and-fair-use

May I apply a Creative Commons license to a work in the public domain?
https://creativecommons.org/faq/#may-i-apply-a-creative-commons-license-to-a-work-in-the-public-domain

What happens if I offer my material under a Creative Commons license and someone misuses them?https://creativecommons.org/faq/#what-happens-if-i-offer-my-material-under-a-creative-commons-license-and-someone-misuses-them

How can I lose my rights under a Creative Commons license? If that happens, how do I get them back?
https://creativecommons.org/faq/#how-can-i-lose-my-rights-under-a-creative-commons-license-if-that-happens-how-do-i-get-them-back