Features
The European War as Affecting American Inventors and Farmers
Hotel Fires
Our Iron Shipbuilding Industry
The Advancement in Microscopy in the United States
Improved Water Elevator
A Novel Life Preserver
Device for Holding Door Knob Screws
The Dexter Scroll Saw, Emery Grinder, and Polisher
Communications - May 5, 1877
Experiments with Locust Eggs, and Conclusions Drawn Therefrom
The Exportation of American Meat to England
New York Academy of Sciences
New Agricultural Inventions - May 5, 1877
New Mechanical and Engineering Inventions - May 5, 1877
Recent American and Foreign Patents - May 5, 1877
New Miscellaneous Inventions - May 5, 1877
New Woodworking and House and Carriage Building Inventions - May 5, 1877
Communications Received - May 5, 1877
Departments
- Departments
Notes and Queries - May 5, 1877
Business and Personal - May 5, 1877
Index of Inventions - May 5, 1877
