CP/M.  Sep. 1994.  Walnut Creek CDROM.
6502 Disassembler
path: \cpm\6502
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Name           Size      Date    Description
============ ========  ========  =====
6502DASM.LBR     7424  09-09-83  6502 disassembler for CP/M-80
6502SIM.LBR     50048  02-09-85  Runs 6502 code on 8080/Z80 system