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Annotated Time Line of Inventions

  • Cotton Gin

    Cotton Gin
    The Cotton Gin was created by Eli Whitney which removed the seeds from cotton but it increased slavery because more slaves that used the cotton gin, the more cotton that they got.
  • Steam locomotive

    Steam locomotive
    The Steam locomotive was invented by Richard Trevithick in the United Kingdom and was the fastest transportation at that time.
  • Steamboat

    Steamboat
    The steamboat was invented by Robert Fulton and made transportation faster because trains, horses, and normal boats were the only transportation at that time.
  • The Miners Lamp

    The Miners Lamp
    The Miners Lamp was invented by Humphry Davy and made light in mines that was way safer than previous lights in mines which could explode.
  • The Reaper

    The Reaper
    The Reaper was invented by Cyrus McCormick which harvests crops with a machine that was moved by a horse and could decrease the time of harvesting crops.
  • Revolver

    Revolver
    The Revolver was invented by Samuel Colt and is a gun that uses a revolving cylinder that usual holds six bullets and is very powerful.
  • Sewing Machine

    Sewing Machine
    The first modern Sewing Machine was invented by Elias Howe and made sewing more automatic and easier than the previous sewing mchine.
  • The Traffic Light

    The Traffic Light
    The first traffic light that was invented by J.P. Knight and signals when you should move.
  • Elevator

    Elevator
    Elisha Graves Otis invented the first elevator and it lifts the people on the elevator and pulls them up.
  • The Escalator

    The Escalator
    The Escalator was invented by Jesse W. Reno and lifts people up on a moving staircase that was incredibly useful for disabled people.