Features
The Extension of Tea Culture
Steam Railways in the Streets of New York
The Congo River
Notes of Patent Office Decisions
Domestic Water Supply in the Country
Locomotive Wheel Sliding
Tax Collection by Machinery
The Diplograph
Improved Nail Forging Machine
Improved Mule Head Stocks
Drew's Improved Baker
Communication
Improved Miter Machine
New Metal Grinding Machine
About Some Insects
The Wine Palm
Beaudet's Improved Hinge
The Spontaneous Movements of the Hornwort
Astronomical Notes
Recent American and Foreign Patents
New Agricultural Inventions
New Household Inventions
New Woodworking and House and Carriage Building Inventions
New Mechanical and Engineering Inventions
New Miscellaneous Inventions
Communications Received
Departments
- Departments
Business and Personal
Index of Inventions
Notes and Queries
Patents