Volume 8, Issue 18
You are currently logged out. Please sign in to download the issue PDF.
Features
Scientific Memoranda
Galvanic Slug and Snail Shocker
Physical Education
Our Industrial Establishments
Maple Sugar
The Culture of Tobacco
Iron-Clad Ships Against Forts and Heavy Ordnance
The Boiling of Water and Steam-Boiler Explosions
Tapping Holes
Causes of the Phenomena in Organic Nature--The Origin of Species
Valuable Receipts
Geology and the “King Crab”
Recent American Patents
Patent Claims
Issued from the United States Patent Office