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The Railway Pile and Pontoon Bridge across the Mississippi River at Prairie Du Chien, Wis

By John Lawler

The Festiniog Railway

Linked Shells

Underground Haulage

Yagn's Parachute Hydraulic Motor

Training in Naval Architecture

Friedrich & Jaffe's Engine and Boiler

Causes of Boiler Explosions, and the Prevailing Erroneous Opinions Regarding Them

Deep Center-Board Catamaran

The Mechanical Manufacture of Toilet Soap

Construction of Stables

By Augustine W. Wright

Copper Minerals

Native California Woods

Self-Recording Rain Gauge

The Telephone

By Edwin J. Houston

Electricity in Machine Belting

The Therapeutical Effects of The Internal Administration of Hot Water in the Treatment of Nervous Diseases

By Ambrose L Ranney

Exhaustion of Barometer Tubes without Application of Heat

Oil and Electric Lights

A Gas Carbon Battery

Mareschal's Electric Laryngoscope

On Catagenesis

By E. D. Cope

Regeneration of the Scales of the German Carp

By John A. Ryder

Fern Spores V. Seeds

The Influence of Heat and Light upon Vegetation

A Startling Potato Yield

The Infinitely Great and the Infinitely Little

By Richard A. Proctor

Dr. Lardner and Transatlantic Navigation

The Farmer's Position


  • Departments

    Patents - November 15, 1884

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