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Mary Gertrude “Gertrude” Buck

Mary Gertrude “Gertrude” Buck

Female 1874 - 1956  (81 years)

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Timeline



 
 




   Date  Event(s)
1862 
  • 1862: Alexander Parkes invents the first man-made plastic.
  • 1862: Dr. Richard Gatling patents the machine gun.