Scientific American Magazine Vol 50 Issue 8

Scientific American Magazine

Volume 50, Issue 8

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Features

Relief Expeditions for the American Colony at Lady Franklin Bay

It was the Pons-Brooks Comet

Improved Car Coupling

Steam Log Setting Apparatus for Saw Mills

Feed Water Regulator and Alarm

Speaking Tube Mouth Piece

End of the Jeannette Expedition

The Duplex Tide Wheel

The Exploration of the Atmosphere

Improved Truss

Improved Draught Equalizer

Agricultural Inventions - February 23, 1884

Miscellaneous Inventions - February 23, 1884

Mechanical Inventions - February 23, 1884

Engineering Inventions - February 23, 1884

Departments

Correspondence - February 23, 1884

Business and Personal - February 23, 1884

Index of Inventions - February 23, 1884

Notes and Queries - February 23, 1884

New Books and Publications - February 23, 1884