tprk2 tprk2
  • 06-06-2018
  • History
contestada

which was not a labor saving device in the 19th century
washing machine, spinning wheel, vacum cleaner, sewing mchine

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burnhamv
burnhamv burnhamv
  • 06-06-2018
The Vacum Cleaner was not invented until 1901, therefore was not a labor-saving device during the 19th century
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