| 1987.0487.449 | Texas Instruments Collection | Object |
| Speak & Read Cartridge TI number: S00472 The Third Circle |
| Texas Instruments |
Speak & Read Cartridge © Copyright 2000 Smithsonian Institution |
         
|
| 1987.0487.449 | Texas Instruments Collection | Object |
| Speak & Read Cartridge TI number: S00472 The Third Circle |
| Texas Instruments |
| Speak & Read Cartridge © Copyright 2000 Smithsonian Institution |
|
|