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Features

Germany's Great Armored Cruiser

Phenomenal Speed of Latest Torpedoes

Criticism of Catskill Water Supply Scheme

Spraying Roads with Tar

Coal consumption, of the “Lusitania”

Collecting the Venom from a Lancehead Snake

The World's Shipbuilding

National Academy of Sciences

By Marcus Benjamin

For Practical Forestry

Cutting Metals with Oxygen

By Jacques Boyer

Gas Phosphorescence and Meteor Trains

By Herbert T. Wade

A Submarine Boat for Sponge Fishing

By Capt. Jourdan, of the French navy

Cheap Hydrogen

Some Notable Groups of North American Birds

The Origin of the Star and Crescent

By Edgar J. Banks

A New Inspection Locomotive

By W. Frank M'clure

Shipping Submarines Intact to the Philippines

The Record Flight of the Delagrange Aeroplane

Departments

  • Departments

    Correspondence - May 9, 1908

  • Recently Patented Inventions - May 9, 1908

  • Notes and Queries - May 9, 1908

  • New Books, Etc. - May 9, 1908

  • Index of Inventions - May 9, 1908

  • Patents - May 9, 1908

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