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Scientific American Magazine Vol 99 Issue 24

Scientific American Magazine

Volume 99, Issue 24

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Features

Detection of Sulphurous Acid in Foodstuffs

Newport Conference Approves Designs of New Battleships

Legislation to Prevent Forest Fires

Engineering

Electricity

Science

Brazilian Battleship "Minas Geraes"—Most Powerful Fighting Ship Afloat

A Hydraulic Drive System

New Discoveries about Lightning

James Cooke Mills

Progress on the Panama Canal

The Fourth Aeroplane of the Aerial Experiment Association

Santos Dumont's Latest Aeroplane

Mechanism of the Ovipositor Drill

S. Frank Aaron

Patent Department

Novel Boat-Propelling Device

Improved Railroad Tie

Grain-Washing Machine

Brake Mechanism for Wagons

Departments

Correspondence

Recently Patented Inventions

Notes and Queries

Index of Inventions

New Books, Etc.