PLA from C64 Shortboard (Rev. 250469)

[Clym5]

Hey all,

I'm after the large PLA chip that was on the shortboard C64. It's a 64-pin IC. Markings LH5062B 257175-01. Not sure if any of the other revisions of the chip are backwards compatible.
Alternatively, a dead or alive C64 shortboard.

Cheers