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By Sheldon Jackson

New Statue of Columbus

Revolution in Coal Hauling

The Fastest Trains in Europe and America

By A. L. Rotch

Chicago Cable Roads

By D. J. Miller

Improved Sizing Machine

The Panama Canal

The Moving of Large Masses

A Doubling Arrangement for Flax

Apparatus for Descending into Mines

Machine for Weighing and Classifying Zincs

New Method of Guiding the Tool in an Oval Lathe

Paupier's Bagging Scales

A Problem in Atomic Physics

By J. Tyndall

Long Distance Speaking

Domestic Electricity

Improved Form of Battery Cell

The Electric Tricycle

A New Developer for Gelatine Plates

By M. Chardon

Automatic Telegraphy

The American Rapid Telegraph Company's System

A Convenient and Delicate Test for Albumen

Emulsion for Opal Printing

Apparatus for the Production of Oxygen by Dialysis of Atmospheric Air

Japanese Oil of Peppermint and Menthol Crystals

Report on the Adulteration of Essential Oils

The Alcohol Habit

By William B. Carpenter

A Lesson in Comparative Zoölogy

By Hubbard W. Mitchell

Brain Health

A Theory of Solar Spots

The Comet's Head


  • Departments

    Patents - January 13, 1883

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