English 22 activity

By LEiZE.A
  • 3497 BCE

    Obelisk

  • Period: 2500 BCE to

    Sundial

  • Period: 2000 BCE to

    Water Clock

  • 769 BCE

    Candle clock

  • 1000

    Mechanical Clock

  • 1250

    Sundglass

  • 1490

    Harrison timepiece

  • 1520

    Pendulum clock

  • 1560

    Digital clock

  • Atomic clock