document updated 15 years ago, on Jul 5, 2008
Apparently not a lot of TGP's allow you to submit links to them, but a few have more open information:
http://submit.thehun.net/
http://www.thehun.com/webmaster/
http://www.shemp.com/shemp003.htm
http://www.shemp.com/shempgold.html
http://www.shemp.com/whynot.html
http://www.bondagepaper.com/cgi-bin/tgp/post.cgi
http://bdsmdeal.com/
http://www.brutaltgp.com/cgi-bin/tgp/submit.cgi
http://www.brutaltgp.com/signup.php
http://www.oldax.com/webmaster.html
http://www.oldax.com/submit.php