I ran across this list of "60 Excellent Free 3D Model Websites" and
figured it would be a helpful resource to others here too. There are
many sites listed that I have not run across before.
http://www.hongkiat.com/blog/60-excellent-free-3d-model-websites/
Gilles Tran's Oyonale site is listed at #29. It looks like he is now in
the business of making guns. ;-)
