Scientific American Magazine
Volume 63, Issue 23You are currently logged out. Please sign in to download the issue PDF.
Features
Pigeons as Dispatch Carriers
Big Guns for Coast Defense
Progress of Aluminum
A Mountain Railway Near New York City
A Refrigerator Vehicle for Perishable Articles
An Automatic Steam Boiler Feeder
An Improved Elevator Gate
A Marker for Wood-Workers
An Improved Wrench
A Cork-Drawing Device
A Brake for Street Cars
The Defense of New York
Cure of Consumption--An Interview with Professor Koch
Safe Construction of Buildings
Electric Chimes
Departments
Correspondence- December 6, 1890
Recently Patented Inventions- December 6, 1890
New Books and Publications- December 6, 1890
Notes & Queries- December 6, 1890
Business and Personal- December 6, 1890
Index of Inventions- December 6, 1890
To Inventors- December 6, 1890
