Volume 9, Issue 48
You are currently logged out. Please sign in to download the issue PDF.
Features
How to make Deaf Persons Hear the Pianoforte
Tunneling Chicago River
Improved Quartz Crushing Machine
Soda Springs in the Desert
Brandy in Climbing Mountains
The Progress of Our Country—Dr. Nott
Electric Engines
White Blackberries
New Brunswick Patent Law
English Patent Case
On the Venom of Serpents
Foreign Scientific Memoranda
Converting Rotary into Reciprocating Motion
Circular Saws
Tape Worm Trap
Gas Regulators
Improved Ventilating Chimney
Regulator for Gas Burners
Baker's Furnace and the Fire Annihilator
Stame and Steam
Solid Headed Pins
Ocean Telegraph
The Cholera—Its Causes and Treatment
Sawing Machinery
The Beard of Man
List of Patent Claims
Orange Water Melon
Ventilation on Board of Ships
Mechanics
Manufacturers and Inventors