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Scientific American
December 1886
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December 1886
Scientific American
December 1886
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December 1886
Scientific American
December 1886
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December 1886
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December 1886
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December 1886
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November 1886
Scientific American
November 1886
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November 1886
Scientific American
November 1886
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November 1886
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November 1886
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November 1886
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November 1886
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November 1886
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October 1886
Scientific American
October 1886
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October 1886
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October 1886
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October 1886
Scientific American
October 1886
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October 1886
Scientific American
October 1886
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October 1886
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October 1886
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October 1886
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September 1886
Scientific American
September 1886
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September 1886
Scientific American
September 1886
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September 1886
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September 1886
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September 1886
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September 1886
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September 1886
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August 1886
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August 1886
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August 1886
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August 1886
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August 1886
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August 1886
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August 1886
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August 1886
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August 1886
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July 1886
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July 1886
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July 1886
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July 1886
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July 1886
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July 1886
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July 1886
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July 1886
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July 1886
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June 1886
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June 1886
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June 1886
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June 1886
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June 1886
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June 1886
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June 1886
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May 1886
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May 1886
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May 1886
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May 1886
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May 1886
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May 1886
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May 1886
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May 1886
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May 1886
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April 1886
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April 1886
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April 1886
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April 1886
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April 1886
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April 1886
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March 1886
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March 1886
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March 1886
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March 1886
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March 1886
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March 1886
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March 1886
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March 1886
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February 1886
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February 1886
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February 1886
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February 1886
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February 1886
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February 1886
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February 1886
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February 1886
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February 1886
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January 1886
Scientific American
January 1886
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January 1886
Scientific American
January 1886
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January 1886
Scientific American
January 1886
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January 1886
Scientific American
January 1886
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January 1886
Scientific American
January 1886
Builders
January 1886
