I would like more people to be aware that the original license for this Thing was a Creative Commons 3.0 Attribution ShareAlike License. It was published on Feb 25, 2014. As of July 10th, 2014 it was still available under the above listed license. However by July 12th, 2014, the license was changed to Creative Commons 3.0 Attribution - NonCommercial-NoDerivatives http://creativecommons.org/licenses/by-nc-nd/3.0/
Creative Commons licenses cannot be revoked.https://wiki.creativecommons.org/index.php/Frequently_Asked_Questions#What_happens_if_the_author_decides_to_revoke_the_CC_license_to_material_I_am_using.3F
"The CC licenses are irrevocable. This means that once you receive material under a CC license, you will always have the right to use it under those license terms, even if the licensor changes his or her mind and stops distributing under the CC license terms. Of course, you may choose to respect the licensor’s wishes and stop using the work."
You can see the snapshots of this Thing using the Internet Archive Wayback Machine.https://web.archive.org/web/20140712040512/http://www.thingiverse.com/thing:257911