GPO Cataloging Record Distribution Program (CRDP).
System Details
Mode of access: Internet from the NIA web site. Address as of 04/06/09: http://www.nia.nih.gov/NR/rdonlyres/5F97F54A-D9E6-4AC5-A014-293E58DC9305/0/TeethpartsAPSP116093.pdf ; current access is available via PURL.