Features
Perpetual Motion
Adjustable Stand for Draftsmen
Siemens' Pyrometer
Exercising Apparatus
Tunnel Excavator
Dr. Doremus on the Triumphs of Science
Scientific Administration
Explosions from Hydraulic Pressure
Artesian Wells
Illinois and St. Louis Bridge Company--Report of Capt. James B. Eads, Chief Engineer
Scientific Intelligence- December 17, 1870
The Foremanizing Process for Preserving Timber, The Victims of Its Poisonous Effects, and the Suits at Law Which have been Instituted to Recover Damages
The Great British Problem
Scientific American- December 17, 1870
Answers to Correspondents- December 17, 1870
Queries- December 17, 1870
Official List of Patents- December 17, 1870
Recent American and Foreign Patents- December 17, 1870
Departments
- Letters
Correspondence- December 17, 1870
- Recommended
New Books and Publications- December 17, 1870
- Departments
Business and Personal- December 17, 1870
