Thanks Wayne, those sites will help me in my research for the right socket! Jim Sproul ----- Original Message ----- From: "Wayne Renardson" <renardwc at ctrvax.Vanderbilt.Edu> To: "Amputee Information Network" <amp-l at u.washington.edu> Sent: Saturday, October 23, 2004 7:27 AM Subject: PTB versus Total Surface Bearing sockets