Features
The British Association for the Advancement of Science--Penetration of Projectiles
Patents for Solid Water-Proof Cartridges
Polytechnic Association of the American Institute
The Great Mississippi Scheme
California Industrial Items
The Petroleum Trade
Experimental Firing of the Big Gun Upon the “Passaic”
Andrew's Patent Tobacco Pipe
Duties of Cornish and Locomotive Engines
Winds and the Late Snow Storm
Manufacture of Artificial Stones Instantaneously Without Burning
Manufacture of Felt Hats and Seamless Garments
Valuable Receipts
Ericsson's Iron-Clad “Passaic”
&ldquoSome Pumpkins”
Recent American Inventions
Patent Claims
Departments
- Departments
Correspondence
Notes and Queries
