History crossword puzzle

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Across
  1. 3. Spoil system
  2. 7. Ketchup
  3. 11. leisure time
  4. 12. Phonograph
  5. 13. Source of power
  6. 14. writer. Sankey
  7. 15. Telephone
Down
  1. 1. economy. Tariffs
  2. 2. Preacher
  3. 4. Assasinated
  4. 5. Rockefeller
  5. 6. Railroad
  6. 8. Finance
  7. 9. Steel
  8. 10. Mass media