Telescope

By TheWalkingDeadFans
  • Mar 20, 1111

    spygalss was invented

    Hans Lippershey
  • The first reflecting telescope is built

    The first reflecting telescope is built

    Galileo

  • Scientists learn how toput silver on glass.

    Germany

  • The first perminent solar telscope was built

    America
    George Ellery Hale

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