Related Clues:
- Tool that's counter-productive?
- Electronic information machine
- Old counting-frame
- An old counting frame
- Counting-frame
- Electronic machine, basis of networks
- Early counting-frame
- Data processing machine
- Old counting frame
- Old counting frame with beads
- Data processor
- An old counting frame with beads
- Comer put out by data processing machine
- Means of calculation, may be ready
- Curt poem about electronic machine