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Scientific American Magazine Vol 93 Issue 23

Scientific American Magazine

Volume 93, Issue 23

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Features

“Festina Lente”

Admiral Prince Louis of Battenberg on Speed in Warships

Electric Mining in California

How Much Does the Universe Weigh?

Edgar L. Larkin

The Photobiography of a Chimney

Edgar Mels

United States National Bureau of Standards

Its Standards of Mass

Herbert T. Wade

A Nailless Device for Attaching Horseshoes

Stern Frames and Brackets for the New Cunarders

Labor-Saving Devices Utilized in the Manufacture of Tea

C. Smith

The Earth Pyramids of the Tyrol

W. G. Fitz-Gerald

Composite Animals

J. Carter Beard

The Pergamon Marbles in the Pergamon Museum of Berlin

Charles A. Brassler

Business and Personal Wants

Departments

Correspondence - December 2, 1905

Index of Inventions - December 2, 1905

Recently Patented Inventions - December 2, 1905

Patents - December 2, 1905