You over-payed! The only way to re-coup your folly is to sell those parts here, for small amounts, hopefully it will all add up to get you some small profit!
I'll start, what size are the shoes?
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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"