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Santos-Dumont and the Exposition Authorities

Machine Grinding

The Progress of Mosquito Extermination

Historic Forest Fires

A Vegetable Butter

The Preparation of Cereal Foods

The Submarine Torpedo Tube

The Gordon Bennett Cup Race

By Special Correspondent of the Scientific American

The New Nemethy Flying-Machine and the Principle of Its Construction

By Alfred Gradenwitz

A Curious Formation of Horse's Skull

By J. C. Wraith

Improved Screwdriver

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    Science Notes - July 9, 1904

  • Recently Patented Inventions - July 9, 1904

  • Index of Inventions - July 9, 1904

  • Patents - July 9, 1904

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July 09, 1904

See the World from a Different Perspective

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