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Islands about New York

The Egyptian Pyramids

The Egyptian Obelisk in Central Park

Illusions of the Stage

A Drawing Room Corner and an Octagon Boudoir

The Prospects and Position of the Architectural Profession

By John Mclachlan

The Nice Observatory

Fleuss's Diving Apparatus

The Metric System—is it Wise to Introduce it into our Machine Shops?

By Coleman Sellers

French Lighthouses

Conveyance of Sea Water to London

The Quincy Methods in Education

By B. G. Northrop

The Nordenfeldt Gun

Designs in Textile Fabrics

Wide Boards, Cut by Machinery, for Coupe Tops


Donkey Cart

Desilverization of Lead

The Manufacture of Sulphate of Ammonia

Ocean Cables

Historical Notes on Gas Illumination

Visual Purple

By W. C. Ayres

Analysis of Forage Biscuits

By C. J. H. Warden

Refrigerating Mixtures

Meteorological use of Thallium Papers

Manufacture of Phosphoric Acid

By M. A. Colson

Iodine from Sea Weeds

By Thiercelin

Determination of Silicon in Iron and Steel

By T. M. Brown

Determination of Gold and Silver in Alloys after Quartation with Cadmium

By Fr. Kraus

Coke Of Petroleum

By MM. L. Prunter and Eug Vareune

Frank Buckland

Johannes Rudolf Von Wagner

James Craig Watson

Glacial Observations in the Wind River Mountains

By Charles F. Blackburn

Tycho Brahe's New Star

Gold in Newfoundland

“Grain” in Photo-Engraving

An Address to the Fossil Bones in a Private Museum

By James S. Lippincott


Sound of Cannon


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    February 19, 1881

    Confronting Common Wisdom