Mark Zimmermann
Moby ID: 1219363
Credits
| Blackbox (1979, Commodore PET/CBM) | by |
| A Binary Guessing Game (1979, HP Programmable Calculator) | By |
Frequent Collaborators
People- 1 game with James Blodgett
Companies
- 1 game with PET User Group
- 1 game with BYTE Publications, Inc.
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