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Scientific American Magazine Vol 81 Issue 15

Scientific American Magazine

Volume 81, Issue 15

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Features

Krupp Armor and Congress

The Improvement of Havana

History Repeats Itself

Trade Mark Decision by the Imperial German Patent Office

A Photographic Exhibition

Lake Chelan Upheaval

The New Smokeless Powder Factory

Science Notes

Compressed Peat Fuel

The Manufacture of Paper Pulp, Paper and Cardboard from Peat

Paul Hassack

An Automatic Acetylene-Generator

A Home-Made Cold Box and Water Cooler

Electrographs of the Electro-Static Current Made without a Camera

Elmer Gates

Fifty Years of International Yacht Racing

A New Chainless Bicycle

Solid Hydrogen

James Dewar

A Courthouse Going to Court

Modern Stage Mechanism

The Wind-Swept Island of San Nicolas

C. F. Holder

The Illumination of the Brooklyn Bridge

To Inventors - October 7, 1899

Something to Remember

Departments

Recently Patented Inventions - October 7, 1899

Business and Personal - October 7, 1899

Index of Inventions - October 7, 1899

Notes and Queries - October 7, 1899

New Books, Etc. - October 7, 1899

Patents - October 7, 1899