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Features

H. M. S. Trafalgar

The New Magazine Rifle

James Watt

By Archibald Barr

The Souleuvre Viaduct

Machine for Cleaning Gratings

New Electrical Process for the Manufacture of White Lead

By Turner D. Bottone

Some Effects of Heavy Electric Currents

By G. M. Hopkins

Diseases of the Cranberry

Composite Photography

The Refinements of Modern Measurements and Manipulations

By J. A. Brashear

The Singer Sewing Machine Works at Elizabethport,N. J.

On the Genesis of Elements

By H. M. Vernon

Curious Process of Cutting an Orange Skin

Palenque, the American Pompeii

A Cuttle Bone

Titanotherium in the British Museum

The Physiological Treatment of Obesity

By Walter Mendelson

Eight Rainbows seen at the same Time

Constitution of Celestial Space

By De Volson Wood

Building Plans and Specifications

Useful Engineering Books

Departments

  • Departments

    Patents- April 5, 1890

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Know Before You Vote