Features
Russia Leather
Fawkes' Steam Plow
Sir John Franklin's Remains
A Humboldt Institute
Dyeing Hats and Feathers
Governors for Marine Engines
Properties Characterizing Steel
Gold Amalgamators
The Manufacture of Axes
Hydraulic and Steam Cranes
Symmes' Gas Valve
Agricultural Mechanics
Hot-Air Ovens for Iron Furnaces
Ice Manufacture
Illuminating Gas
Improvement in Coffins
More About Coal-Oils and Coal
Notes on Foreign Inventions
The Four Organic Elements
Historical Days in October
Mode of Case-Hardening Wrought and Cast Iron
Cheese-Cutter
Curing Felons
Ira Kinman's Measuring-Faucet
Death of Professor Nichol
Hydraulic Science
One Hundred Thousand Subscribers!
Steam-Engine Regulators--Governor Cut-Offs
Fair of the American Institute
Weekly Summary of Inventions
Electrotyping by Lightning
Sale of Patents
Foreign Summary--Metals and Markets
Patent Claims
Drake's Improved Lamp
Molding Fruits and Insects in Metal
Baldwin's Lightning-Rod
Mellen Battel's Cant-Hook
Departments
- Departments
Notes and Queries
