Features
Nitro Cellulose vs Nitroglycerine Smokeless Powders
The North River Bridge Bill
The Smithsonian Report
The Baldwin-Ziegler Expedition to Franz Josef Land
Opening of the Pan-American Exposition
The New Assistant Commissioner of Patents
A Perpetual Motion Clock
Launch of the White Stab Liner "Celtic"
The Murray Page-Printing Telegraph
The Nile Irrigation Works
Siberia in the Glacial Age
Turkish Submarine Boat of the Nordenfeldt Type
Hofman's Flying Machine
A Simple Car Mover
Combination Metal and Wood-Working Machine
A Novel Fifth-Wheel
Business and Personal Wants
Departments
- Departments
The Heavens in May
Notes and Queries - May 4, 1901
Recently Patented Inventions - May 4, 1901
Index of Inventions - May 4, 1901
Patents - May 4, 1901
