Scientific American Magazine
Volume 9, Issue 5You are currently logged out. Please sign in to download the issue PDF.
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