Features
Arrested Development
Professor Tyndall on the Phenomena of Human Life
The American Railway System.--Maintenance of Way
Notes of Patent Office Decisions
The Wooden Pavements of Chicago
The Wren Gas Works
New Standard Grinding Mill
The Meeting of the Academy of Sciences
Some Inventions for Husking Corn
Streit's New Bevel Flange Loose Pulleys
Johnson's Improved Boiler Plate Shears
Improved Burglar Alarm Window Fastening
Borden's Improved Gauge Cock
The Red and the Two-Lined Salamander
Archer Fishes
Recent American and Foreign Patents
New Miscellaneous Inventions
New Mechanical and Engineering Inventions
New Agricultural Inventions
New Woodworking and House and Carriage Building Inventions
New Household Inventions
Communications Received
Departments
- Departments
Business and Personals
Notes and Queries
Index of Inventions
Patents
