| 1987.0487.018 | Texas Instruments Collection | Object |
| Calculator TI number: S00022 This was a prototype used in a QRA evaluation. This type was not put into production. The QRA test were satisfactory. |
| Texas Instruments (Bill Heye, Ralph McCullough.)
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front view Calculator![]() © Copyright 2000 Smithsonian Institution |
top view Calculator![]() © Copyright 2000 Smithsonian Institution |
back view Calculator![]() © Copyright 2000 Smithsonian Institution |
side view Calculator![]() © Copyright 2000 Smithsonian Institution |

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