Softwin Associates · Gordon Letwin
Microsoft Adventure

Where and when.
- 1979-06
- Date precision
- Month
- Platform
- Apple II
- 1979-06
- Date precision
- Month
- Platform
- TRS-80 Model I
- 1981
- Date precision
- Year only
- Platform
- IBM Personal Computer
- 1981 · DOS*
- Release date
- 1981*
- Date precision
- Year only*
- Platform
- DOS*
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* Provisional data