| Atari 400/800 disk |  Plundered Hearts Model IR1-AT1 | 1987 | Infocom, Inc. MA, USA 51051 |
| Commodore C64 disk | Plundered Hearts Model IR1-CO1 | 1987 | Infocom, Inc. MA, USA 51051 |
| IBM PC 5.25in. disk | Plundered Hearts Model IR1-IB2 | 1987 | Infocom, Inc. MA, USA 51051 |
| Commodore C64 disk | Sherlock - The Riddle of the Crown Jewels | 1987 | Infocom, Inc. MA, USA 51051 |
| Apple II 5.25 disk | Sherlock - The Riddle of the Crown Jewels | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code |  Sherlock - The Riddle of the Crown Jewels Ver.21 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Sherlock - The Riddle of the Crown Jewels Ver.26 | 1987 | Infocom, Inc. MA, USA 51051 |
| Coleco Adam disk | StationFall | 1987 | Infocom, Inc. MA, USA 51051 |
| Amstrad CPC/PCW disk | Stationfall | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | Stationfall Ver.107 | 1987 | Infocom, Inc. MA, USA 51051 |
| Apple II 5.25 disk | Stationfall Model IS6-AP1 | 1987 | Infocom, Inc. MA, USA 51051 |
| Apple Macintosh disk | Stationfall Model IS6-AP2 | 1987 | Infocom, Inc. MA, USA 51051 |
| Atari 400/800 disk | Stationfall Model IS6-AT1 | 1987 | Infocom, Inc. MA, USA 51051 |
| Commodore C64 disk | Stationfall Model IS6-CO1 | 1987 | Infocom, Inc. MA, USA 51051 |
| Commodore Amiga 500 disk | Stationfall Model IS6-CO4 | 1987 | Infocom, Inc. MA, USA 51051 |
| IBM PC 5.25in. disk | Stationfall Model IS6-IB2 | 1987 | Infocom, Inc. MA, USA 51051 |
| Apple II/IBM PC disk |  The Infocom Sampler | 1987 | Infocom, Inc. MA, USA 51051 |
| Amstrad CPC/PCW disk | The Lurking Horror | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Lurking Horror Ver.203 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Lurking Horror Ver.219 | 1987 | Infocom, Inc. MA, USA 51051 |
| Infocom Z-Machine code | The Lurking Horror Ver.221 | 1987 | Infocom, Inc. MA, USA 51051 |
| Apple II 5.25 disk | The Lurking Horror Model IH1-AP1 | 1987 | Infocom, Inc. MA, USA 51051 |
| Apple Macintosh disk | The Lurking Horror Model IH1-AP2 | 1987 | Infocom, Inc. MA, USA 51051 |
| Atari 400/800 disk | The Lurking Horror Model IH1-AT1 | 1987 | Infocom, Inc. MA, USA 51051 |
| Atari ST disk | The Lurking Horror Model IH1-AT2 | 1987 | Infocom, Inc. MA, USA 51051 |
| Commodore C64 disk | The Lurking Horror Model IH1-CO1 | 1987 | Infocom, Inc. MA, USA 51051 |
| Commodore Amiga 500 disk | The Lurking Horror Model IH1-CO4 | 1987 | Infocom, Inc. MA, USA 51051 |
| IBM PC 5.25in. disk | The Lurking Horror Model IH1-IB2 | 1987 | Infocom, Inc. MA, USA 51051 |
