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A New Blowpipe Welding Process

Volcanic Activity and Radium

The Vagaries of Wells

The Capture of a Live Okapi

Nerve Impulses and Their Propagation

A Case of Alleged Reasoning in a Dog

The Visible Heavens

By Frederick R. Honey

Statistics of Turbine-Propelled Vessels, May 1, 1906

Japanese Earthquake Theories

How England Disposes of Old Ships

An Electro-Mechanical Coin Counting and Wrapping Machine

By A. Frederick Collins

The Tameness of Wild Animals

By Charles Frederick Holder

Wellman's Airship for his North Polar Expedition

By the Paris Correspondent of the Scientific American

The Peterborough Lift-Lock of the Trent Valley Canal

From the Tobacco Leaf to the Cigar

A Mechanical Prizefighter

Improved Rail Bond

An Improved Turbine

Business and Personal Wants - July 7, 1906


  • Departments

    Correspondence - July 7, 1906

  • Recently Patented Inventions - July 7, 1906

  • Index of Inventions - July 7, 1906

  • Patents - July 7, 1906

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July 07, 1906

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