Features
The Face
Brazil
The Photographing of Artillery Projectiles Traveling through the Air at a High Velocity
The Wash-Out Process for Photo-Engraving
Canning Fruit
The Monochord
Vulcanization of Rubber
The Manufacture of Aluminum from Cryolite
The Phonotelemeter
Simple Way to make Porous Waterproof Cloth
The Walker Engineering Laboratories
The Water Barometer of St. James' Tower
The Twin Screw Steamer Columbia
Irrigation in California
Cookery for Workingmen's Wives
Useful Engineering Books
Buiding Plans and Specifications
Departments
- Departments
Patents- January 4, 1890
