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Features

The Treatment of Silver Tailings in Nevada

By T. Egleston

Progress in Shipbuilding

Prismatic Gunpowder

Cost of Dredging

Improved Boat-Lowering Apparatus

Improved Rock Drill

Improved Steam Carriage

Detailed Cost of a Passenger Day Coach

A Tube Exhibit

Multitubular Gas Boiler

Improvement in Printing Presses

Improvements in Spinning Machinery

Improved Power Press

Scientific Fenestration

Apparatus for Regulating the Temperature of Gas Stoves

Lavals's centrifugal Cream Separator

Air Thermometers

By D. Winstanley

On an Experimental Illustration of Minimum Energy

The Mould of Bread

Growth of American Cities

What Industry and Thrift can do in the West–The Mennonites

Yankees in Russia

The Birthplace of Montezuma

By Theo. S. Case

Savings by Postage Stamps

Smyrna

Progressive Movement of Storms

Improved Electric Lamp

Relation between Terrestrial Tempests and the Rotation Periods of our Solar System

Fitzgerald's Magneto and Dynamo Electric Machines

Horticultural Notes

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January 15, 1881

Complex Causes. Alternative Solutions.