The Wire for the East River Bridge

Publishers' Notice

Science Prophesies the Future of the Race

A Good Policy

Protection of Buildings from Lightning

How We are Able to do it

The Blue Glass Deception

A New Boiler Cleaner

Street Cars

Practical Mechanism - March 3, 1877

A Machine Salesman

The "Little Speedy" Corn Sheller

The Harpy Eagle

New Mechanical and Engineering InventionsDecisions of the Courts

Recent American and Foreign Patents - March 3, 1877

New Agricultural Inventions.

Decisions of the Courts - March 3, 1877

United States Circuit Court-District of Massachusetts.

New Woodworking and House and Carriage Building Inventions - March 3, 1877

New Miscellaneous Inventions - March 3, 1877

Communications Received - March 3, 1877