Related Clues:
- Calculator that doesn't need batteries
- Item deemed by a hi-tech company president in 1977 to be unreasonable for home use
- Old computer
- Eastern summer
- Beaded counter
- You can always count on this
- Primitive calculator
- Old calculator
- Old computer?
- UNIVAC, for one
- Device you can count on
- Beaded calculator
- Erstwhile calculator
- Ancient calculator
- Chinese calculator