Features
Crooked on Disinfectants
Useful Plants
Growth of Our Navy
Ruggles's Shaft Coupling
Gun-Paper
Interesting to Oil Men and Miners
Improved Portable Steam Engine
The War Powers of Europe and America
New Steamboat Fuel
The Ames Gun
The Non-Recoil Gun
Low's Shingle Machine
Miscellaneous Summary
Honors to Mechanical Engineering
Iron-clad Ships
The Scientific American---Commencement of Volume Xv
Allen's Improved Valve
Improved Steam Boiler
The Adaptation of Implements to Labor and the Laborer
Paris Universal Exhibition
The Culture and Manufacture of Silk
Patents in Congress Again
The Value of Timber
Patent Claims
Issued from the U. S. Patent Office
Hart's Cravat Holder
Departments
- Departments
New Inventions