BL>   Paul wrote an explanation in PDCRC200.ZIP (28K) that's pretty good,
BL> but it's all in C code. There's another on TML one named CRC_V3.LZH

FM> I've done 3 in Pascal/BASM - the 32-bit used in PKZIP & ARJ, the 16-bit
FM> used in the other archivers, and the 16-bit used in XModem.

Bob's done a PASCRC available from here, too.  BFN.  Paul. 
@EOT:

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