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Notable New Railroad Bridges in Saxony

The New Croton Aqueduct, New York

The Illinois River Bridge Accident

The Stanley Exhibition of Cycles, 1890

A Simple Method of Drawing

William Gilbert, of Colchester

Telephonic Specific Inductive Capacity

By F. H. Safford and G. U. G. Holman

Edison's Phonograph, its History and Development

By Edward H. Johnson

Electrolytic Heat

A New Indigo Vat

Improved Wire Covering Machine

Porcelain Manufacture in France

Horseshoes and Roadways

Instruments for Drawing Curves

By C. W. MacCord

Furnace for Drying Coal Agglo-merates


Useful Engineering Books

Building Plans and Specifications

The Administration of Certain Drugs by Electricity



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    March 29, 1890

    Science for the Modern World