Completed ebay auction for an '86 ritchey frame & fork...$910. So yea I'd say you have something.
Link:
http://cgi.ebay.com/Tom-Ritchey-Fill...d=p3286.c0.m14
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1989 Schwinn Paramount OS
1980 Mclean/Silk Hope Sport Touring
1983 Bianchi pista
1976 Fuji Feather track
1979 raleigh track
"I've consulted my sources and I'm pretty sure your derailleur does not exist"