Scientific American Magazine Vol 96 Issue 3

Scientific American Magazine

Volume 96, Issue 3

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Features

Perhydrase Milk-A New Sterilized Milk

Value of Rare Earths for Electrical Purposes

Large Powder Chambers and Gun Erosion

Climate: Past and Present

Recent Performances of the French Airship "Patrie"

By the Paris Correspondent of the Scientific American

The Yawning Cure for Throat Diseases

The Current Supplement

Facts about Black Lead Pencils

Katherine B. Calhoun

Recent Progress in Wireless Telephony

Reginald A. Fessenden

A Machine that Predicts Tides

D. A. Willey

The Launch of the "Satsuma"

Opening of Electric Service on the New York Central and the New Haven Railroads

Some Facts about Tea

L. Lodian

Patent Department

An Improved Self-Oiling Roller Bearing

Snow Shoes for Wagons

Umbrella Frame with Detachable Ribs

Liquid Soap Holder

A Handy Portable Crane and Hoist

A. Frederick Collins

An Improved Receiver for Telephones

Departments

Correspondences

Recently Patented Inventions

Notes and Queries

New Books, Etc.

Index of Inventions

Patents