Across
- 2. a system of signals representing the letters of the alphabet
- 4. woven fabrics
- 7. parts made to be exactly the same so they could be interchanged
- 8. roads that travelers must pay to use
- 9. union membership fees
Down
- 1. ships carrying passengers and freight at fixed dates
- 3. Americans who opposed immigrants
- 4. tax
- 5. sailing vessels especially designed for speed
- 6. groups of workers who join together to protect their rights and interests