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Features

Bombs and Infernal Machines

The Relation of Mathematics to Engineering

Nickel—Its History, uses, and Distribution

By A. G. Charleton

New Apparatus for Fractional Distillation

The Best Temperature for Gas Producers

Operation for Cataract

Sodium Peroxide

Table of Atomic Weights, revised to January 1, 1894

By F. W. Clarke

Tests of Transparency

Granular Effervescent Preparations

By Augustus Bradley

Milton's Visit to Galileo

The Recent Egyptian Discoveries

Licorice

Cypripedium Callosum Sanderæ

Conservatory Chapel at Laeken

The Geological Development of the United States

By Ralph S. Tarr

Patents!

The Scientific American Supplement. Index for Vol. 37

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    June 30, 1894

    Help Us Reforest the Mississippi River Valley