Scientific American Magazine Vol 9 Issue 5

Scientific American Magazine

Volume 9, Issue 5

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Features

Improved Gun Carriage

Miscellaneous Summary

Manufacture of Ultramarine

The Expansive Working of Steam

The Chemistry of Animal Substances

Silicated Soaps

The Olier Patent for Security Paper

Simple Locomotive Engines

The Valve of Research

Expansive Working of Steam in Marine Engines

Big Guns--Why They Fail

Riots and Mob Law

Experiments with Boiling Water

Antiquity of Man

International Competition of Steam Fire Engines

Some Facts Concerning Reptiles

The Reaction

Recent American Patents

Patent Claims

To Our Readers

Departments

Correspondence

Notes and Queries