Big business

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Across
  1. 2. Used the production of steel and vertical integration to create a billion dollar company
  2. 3. Invented the lightbulb
  3. 4. 1 million Asian immigrants were processed at this place
  4. 7. received coded messages across electric wires connecting long distances
  5. 8. It was a station located in New york harbor
Down
  1. 1. Owned 90% of the refineries in the US
  2. 5. was developed in the 1870s and quickly replaced the more dangerous and expensive lamp oils
  3. 6. Invented by Alexander Graham Bell in 1876