System diskettes for NCR Decision Mate V NCRCPM22.SYS CP/M 2.2 system diskette NCRCPM22.SUP CP/M 2.2 supplemental disk NCRCPM86.DSK CP/M-86 system diskette NCRDOS.211 DOS 2.11 system diskette NCRDISKS.ZIP archive containing all 4 images All images are made with CopyQM. Check out the /pub/dos directory for download of CopyQM.