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Railroad Precautions in Russia

Ball Bearing Axles and Rubber Tires

Railway Mileage of the World


Manufacture of Cheap Watches

A New Drawing Apparatus

The Measurement of Power

Brakes and Dynamometers

By G. D. Hiscox

The Yaryan Evaporator for the Distillation of Sea Water upon Land

The Theisen Moist Air Condenser

Practical Measurement of the Velocity of the Wind

A Guidable Parachute

Treatment of Auriferous Ores with Bromine

By C. Lossen

An Improved Sail Rig for Vessels

Experiments in Aeronautics

By Hiram S. Maxim

Cart and Load Lifted

Portable Accumulators

Electricity on Board Ship

By Alfred H. Gibbings

Atomic Volumes

By C. T. Blanshard

Improved Flat Image Lenses

A New Apparatus for Administering Anesthetics

The Possibility of Life in other Worlds

By Robert Ball

Holophane Globes

Imagination in Gardening

Fossilized Big Trees, California

By A. Lakes



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    January 05, 1895

    Confronting Common Wisdom