Scientific American Magazine
Volume 81, Issue 5You are currently logged out. Please sign in to download the issue PDF.
Features
That Air Resistance Problem
Annual Report of the Commissioner of Patents 1899
Exportations of Wheat Flour
New Features in the Scientific American
Report of the Commissioner of Patents for the Fiscal Year Ending June 30, 1899
A Huge Overland Traction Engine
An Improved Stove-Pipe Coupling
A Novel Device for Raising and Lowering Smokestacks
The Johns Hydraulic Engine--A Combined Water and Air Motor
The Paris Exposition Medal
Navies of the World
A Transcontinental Automobile Vehicle
An Italian Prince Bound for the North Pole
Departments
The Heavens in August 1899
Correspondence - July 29, 1899
Recently Patented Inventions - July 29, 1899
Business and Personal - July 29, 1899
Notes and Queries - July 29, 1899
New Books, Etc. - July 29, 1899
Index of Inventions - July 29, 1899
To Inventors - July 29, 1899
