Age of Invention

1234567891011121314151617181920
Across
  1. 2. The railroad gave rise to this type of catalog.
  2. 7. Primary workforce of the Central Pacific.
  3. 9. Their way of life only lasted 20 years driving cattle.
  4. 12. The Union Pacific Railroad workforce was made up of Civil War veterans and immigrants.
  5. 13. Developed a process for making steel faster and cheaper.
  6. 14. The last battle between Federal Government and Native Americans.
  7. 15. One of the two companies building the transcontinental railroad.
  8. 17. The belief that the United States would conquer the continent from coast to coast
  9. 18. Raw material for making steel.
  10. 19. The government and the Railroad hunted this animal to near extinction.
  11. 20. Invented Barbed wire.
Down
  1. 1. Meeting point of two lines for the Transcontinental Railroad.
  2. 3. First to develop the Mailorder Catalog.
  3. 4. First to use the assembly line on a mass production scale.
  4. 5. Many natives were forced to live here after the loss of the Buffalo.
  5. 6. Brought an end to the open range.
  6. 8. How many time zones did the railroad establish in America?
  7. 10. Invented the telephone.
  8. 11. Wizard of Menlo Park.
  9. 16. One of the two companies building the Trancontinental railroad.