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I Love my (Modern) Washing Machine! | Tellwut.com
An 18th-Century Washing Machine
Jacob Christian Schäffer - Wikipedia
History of earliest washing machines, Schäffer, Beetham's washing mill, first inventions
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The first washing machine ever made in history | KnowInsiders
Jacob Christian Schaeffer, botanist: brief biography
Jacob Christian Schäffer - Alchetron, the free social encyclopedia
File:Illustration of Jacob Christian Schäffer's washing machine, 1766.jpg - Wikimedia Commons
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Jacob Christian Schäffer - Wikipedia
Wer war Jacob Christian Schäffer? | Sonntagsblatt - 360 Grad evangelisch
Who Invented the Washing Machine and Dryer? | LoveToKnow
The Evolution of Washing Machines [Step by Step Guide] - Orient Electronics
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An 18th-Century Washing Machine
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An 18th-Century Washing Machine
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Amberley Museum - Happy National Inventors Day! 💡 Did you know the first known ancestor to modern washing machine dates back to 1952, when the earliest known washing machine, the 'Yorkshire Maiden'
History of earliest washing machines, Schäffer, Beetham's washing mill, first inventions