Try this link. Its to the OKC bombing investigative committee. while you're there buy the final report. Very informative.
http://www.okcbombing.org/
Thanks... I did browse the link yesterday, but still can't find any "definitive" names of who was on the Committee. Maybe Burton? Or was he involved in just getting Congressional hearings to look at it? I should order the report like you said, and maybe the names will be there.