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Science Notes - July 22, 1905

New Ferry and Railroad Terminal Stations

Foot of West Twenty-Third Street, N. Y. City

Theatrical Engineering Past and Present

Theories of World-Building

By A. P. Coleman

Rubber

Lord Blythswood'S Liquid Air Plant for Experimental Work at Low Temperatures

By The English Correspondent Of Scientific American

An Electrical Long-Distance Water-Level Indicators

By Our Berlin Correspondent

Agricultural Electro-Chemistry

Action of Metals in the Colloidal State on the Evolution of Infectious Maladies

Shall we all Die of Thirst?

By J. E. Whitby

Thermometers and Pyrometers, with some of their Industrial Applications

Saghalien, the Isle of the Russian Banished

By W. C. Chisholm

Pictures with Romantic Histories

By Clive Holland

Burke's Own Account of the Spontaneous Action of Radium on Gelatin Media

The Home of the Pigmies

By Reginald A. Gatty

Contemporary Electrical Science

Engineering Notes

Electrical Notes

Trade Notes and Recipes

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    July 22, 1905

    Beyond XX and XY

    Biology. Identity. Equality.