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An Excellent Precedent

The Electric Power Developments at Niagara Falls

The Cause of Accidents to Submarine Boats

Blood Corpuscles on Mont Blanc

A Prize for a Non-Poisonous Diamond Cutter's Composition

Photographing the Solar Corona

By J. W. Davidson

A Safety Buffer for Automobiles

The Astrolabe of Regiomontanus

By Charles A. Brassler

The New Jersey Tunnels and Subways

A Novel Oil Can

The "Bennington" Disaster

Electric Power Developments at Niagara Falls--I

Award of the Glidden Trophy for Touring Cars

Business and Personal Wants


  • The Electrolytic Production of Hydrogen and Oxygen for Welding Purposes

  • Departments

    Correspondence - August 12, 1905

  • Index of Inventions - August 12, 1905

  • Patents - August 12, 1905

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August 12, 1905

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