inventions
Across
- 3. a boat that is propelled by a steam engine
- 5. machine that stitches cloth
- 7. a machine for cutting or trimming things
- 8. machine that harvests crops
Down
- 1. a machine for spinning
- 2. a system for transmitting messages
- 3. breaks up soil to prepare for planting
- 4. set of tracks for trains to run on
- 6. a machine that separates cotton from seeds