Features
Liquid Air Promotion Again
The Work of the Divison of Chemistry of the Department of Agriculture
A Billion Dollar Country
Facts Versus Claims for Liquid Air
The Asiatic Plague at Honolulu
A Simple Shutter-Fastener
A Worm and Chain Driving-Gear for Elevators
An Amateur's Camera for Photographing in Natural Colors
Steam Electric Lightship for Cape Hatteras
The Latest of the Large Mississippi Bridges
M. J. De Morgan's Excavations in the Akropolis and Palaces of Susa
The Chinese Rods and Cords
A Milligrade Thermometer
The Passing Show
Departments
- Departments
Correspondence - March 17, 1900
Business and Personal - March 17, 1900
New Books, Etc. - March 17, 1900
Notes and Queries - March 17, 1900
Recently Patented Inventions - March 17, 1900
Index of Inventions - March 17, 1900
To Inventors - March 17, 1900
Patents - March 17, 1900
