I know there aren't alot of 59s out there but not very often you'll see an NOS fender come up. I can put you in touch on it if you are interested. Still has the GM sticker with the number 584891.
'64 Parisienne CS "barn find" - last on the road in '86 ... Owner Protection Plan booklet, original paint, original near-mint aqua interior, original aqua GM floor mats, original 283, factory posi, and original rust.