I came across some screenshots of another one of HT's games.
Confirmed Kill:System requirements:
IBM PC and compatibles
Minimum: 320x200 resolution requires 486/33, 9600 baud modem, 8 meg RAM, DOS 5.0. 640x480 resolution requires DX2/66 with local bus video and 1 meg RAM. Joystick required.
Peripheral support: CH and Thrustmaster sticks
Sound support: SoundBlaster and 100 percent compatibles
Enjoy!
I am still looking for WB 1.* as well.