missing files to find:
Wtsi386.exe - 32.6 MB
Wtsalpha.exe - 42.7 MB

old, dead links to the files:
http://download.microsoft.com/download/winntterminal/wtssp/sp4/NT4ALPHA/EN-US/WTSI386.exe
http://download.microsoft.com/download/winntterminal/wtssp/sp4/NT4ALPHA/EN-US/WTSalpha.exe