Sig/M acknowledges the following contributors:

MOVPATCH.ASM
       submitted by Ron Fowler - 11/2/80

XMODEM41.ASM
       latest revision by Tim Nicholas - 2/17/81
       original version by Keith Petersen W8SDZ

STATUS.ASM
       submitted by Lauren Guimont - 6/26/80

TFX12/18.ASM
       submitted by Brent J. Crable - 12/18/80

NEWQCAT.ASM
       submitted by C. Strom - 2/4/81

WORM8/8.ASM
       submitted by Jim Eccleston - 7/19/80
       with acknowledgement to Ward Christiensen and Bill Precht

XDIR.ASM, XDIR.COM
       submitted by S. J. Singer - 5/24/80

SCRAMBLE.DOC, SCRAMBLE.ASM - 3/11/79
SORTV.DOC, SORTV-12.ASM - 1/14/81
       submitted by Ward Christiensen

TAG2.ASM
       original by Bruce Ratoff
       modified 2/17/81 by Tim Nicholas

MNEXEC.COM, MNOVRLAY.ASM
       submitted by Homebrew

WHICH/1.ASM
       submitted by David Fiedler - 11/25/80
       modified by Ray Glueck - 1/12/81
       adapted from TPA3.ASM by Ron Fowler

21BIOS.ASM, 21BIOS.DOC, 21BOOT.ASM, MACRO.LIB,
NPGEN.ASM, SPCLMAC.LIB
       submitted by Robert M. White 5/24/80