Features
Opening of the New York Zoological Park
Bids for the Proposed Cruisers
The Mammoth Power Stations of New York City
Naval Tests of Marconi Telegraphy
Report of the Bureau of Steam Engineering
Interesting Experiments with Photographic Plates
Masses Smaller than Atoms
Production of Hydrogen with the Aid of Magnesium
Coloring Bromide Prints
Some French Types of Automobiles
The Pea Louse, a New and Important Economic Species of the Genus Nectarophora
A Simple Device for Tightening Fence-Wires
Explorations in Patagonia
The Parsons Steam Turbine
A Traction-Wheel of Improved Form
The "Becklight" Acetylene-Gas Generator
Departments
- Letters
Correspondence - November 18, 1899
- Recommended
New Books, Etc. - November 18, 1899
- Departments
Notes and Queries - November 18, 1899
Business and Personal - November 18, 1899
Recently Patented Inventions - November 18, 1899
Index of Inventions - November 18, 1899
Patents - November 18, 1899
