Features
Important Patent Extension
Improved Grain Separator
New Method of Soldering Aluminium
Prize for a Ditching Plow
The Family of Henry Cort Again
Casting Metals in Insulated Molds
The Metals of Missouri
The Wonders of Inventions
A Trip Through the Country
Poisoning with Strychnine
Artificial Light in Photography
Bolting-Cloth Bugs
Something Like Eating
Direct-Acting Steam Cranes
Suggestions Respecting Railway Superstructure
The Bank of England
A Column of Interesting Varieties
Improved Millstone Balance
A Visit to the Patent Office at Washington
New Ventilating Hats
Making Butter
The American Association for the Advancement of Science
Friction Matches Without Phosphorus
Interesting Experiment in Electricity
New York and Erie Railroad
Improved Sawing Machine
Improved Tool-Holder
The Winans' Steamer
Water-Glass or Soluble Silicates
Scientific Experiments
Railway Bridges and Accidents
The Fathers of Philosophy--VII
Foreign Summary--Metals and Markets
New York Assay Office
Patent Claims
Improved Skate
Camp's Boiler for Domestic Purposes
Departments
- Departments
New Inventions
Notes and Queries
