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J. J. Heilmann's Electric Railway System

A New Method of preparing Filaments for Incandescent Lamps

Gas Power for Electric Lighting

The Clamond Microphone

Motors for Aerial Machines

Improved File Grinding Machine

The Liverpool Overhead Railway

The New Brazilian Cruiser Republica

The Modern Iron Plow

A Volatile Series of Metallic Compounds

By C. F. Townsend

Separation of Silver and Lead

By R. Benedict and L. Gaus

The Manufacture of Liquors and Preserves

By J. Brevans

The Different Methods of Dyeing Wool

By Max Breiter

The Piano Violoncello

A Chinese System of Gold Mining

By Henry Louis

Denton's Method of Clarifying Sorghum Juice

Improved Brush making Machine

The Achievements of American Surgery

By Frederic S. Dennis

Gigantic Tortoises

Exploration of the Upper Regions of the Atmosphere

A Large Meteorite from Australia

The Mont Blanc Observatory

The Florida Pitcher Plant

By Charles B. Palmer

Tobacco and Wine Bacteria

Floral Utilization of Tree Stumps

Ormonde, the “Horse of the Century”

History's Misleading Chronology

By Samuel W. Balch


Expansion of Air by Heat

Useful Engineering Books


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