inventions

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Across
  1. 3. morse code
  2. 5. spinning jenny
  3. 6. show-sewing machine
  4. 8. frozen food
  5. 11. singer sewing machine
  6. 13. submarine
  7. 14. revolver
  8. 16. cotton gin
  9. 17. society of useful manufactures
  10. 19. refrigerated railcar
Down
  1. 1. tom thumb
  2. 2. glass armonica
  3. 4. steel plow
  4. 7. phonograph
  5. 8. turtle submarine
  6. 9. kodak camera
  7. 10. steel
  8. 11. cotton mill
  9. 12. sleeping traincar
  10. 15. southport telegraph
  11. 18. Elevator brake