Here is a *HUGE* file listing dump from Microsoft WHQL drivers archive with over 16080 file(s) and 199 folder(s) certified in between October 1997 - March 2001.
ftp.microsoft.com/Services/whql/drivers/win95/
ftp.microsoft.com/Services/whql/drivers/Win98/
ftp.microsoft.com/Services/whql/drivers/WinMe/
ftp.microsoft.com/Services/whql/drivers/winnt40/ (x86/alpha/mips/ppc)
ftp.microsoft.com/Services/whql/drivers/winnt50/
Somewhere copies of ftp.microsoft.com are still maintained so feel free to find and download listed drivers and use it for good.