Across
- 2. riding first airplane
- 4. black fuel
- 5. used in fabrics
- 7. produce product
- 11. woven material
- 13. profit
- 14. electric current
- 16. train trail
- 17. owns business
- 18. invented telephone
- 19. small engine
Down
- 1. car maker
- 3. vulcanizing rubber
- 6. exchanging commodities
- 8. original idea
- 9. electrical inventor
- 10. boiler run by steam
- 12. invented cotton gin
- 13. association of individuals in business
- 15. productive enterprise