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Proposed Railways in China

Civil Engineering in the British Colonies

Serpollet's Steam Tricycle

The Brown Wire Gun

The Nicaragua Canal—Across Nicaragua with Transit and Machete

By R. E. Peary

Emile Muller

Lime Sulphite Fiber Manufacture in the United States

By O. E. Michaelis

T. A. Walker

Sugar Machinery at the Paris Exhibition

The Curve Ranger

An Inexpensive Index Plate

Radii of Curvature Geometrically Determined

By C. W. MacCord

Notes on Essential Oils

The Artesian Well System of Memphis

The Revolving Purifier

Cookery for Workingmen's Wives

Constitution of the Celestial Space

A New Time Notation

The Central Park Obelisk

The Orbit of Sirius

By J. E. Gore

Tobacco Culture in Cuba

Useful Engineering Books

Indelible Impressions from Magnolia Leaves

Building Plans and Specifications

Mina Lobata


  • Departments

    Patents- January 11, 1890

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