Features
A False Island
Coal Fields of Pennsylvania
Tunnel through the Green Mountains
Ison's Improvements in Machinery for Making Spikes and Nails
Electro-Magnetism as a Moving Power
Custom House Scrutiny in Liverpool
Special Correspondence of the Scientific American
Hibbard's Patent Process of Tanning
Improved Railroad Brake
Improved Oil Cup
New Rate of Postage—Important Information for the Subscribers of the Scientific American
Improved Machine for Punching Leather Hose, Harness, & c
Roofing the Britannia Tubular Bridge
Great Improvement in the Piano Forte—Piano, Flute, and Viol all Combined
Libbey's Leather Car for raising Hides from Vats
Currents of the Ocean—Pendulum Experiments
Improvement in Shuttles
Patent Case—Carpet Loom
The Recognition of Genius and the Industrial Principle
Cast Iron Buildings—Crystal Palace
Pennsylvania Chrome Mines
Errors in Printing
List of Patent Claims
Practical Remarks on Illuminating Gas
Post Office Stamps
A New Remedy for the Scurvy
Horse Shoeing
St. Domingo Antiquities
Hydraulics
Floating of Rafts on Rivers
Receipts for Cholera
Mechanics
Inventors and Manufacturers
Departments
- From the Editor
To Correspondents
