Scientific American Magazine
Volume 67, Issue 2You are currently logged out. Please sign in to download the issue PDF.
Features
The New Croton Dam
Of Interest to Electricians
The Nicaragua Canal
A Scraper for Sawmill Carriages
An Improved Safety Valve and Muffler
Machine for Laying Drainage Pipes
An Improved Balanced Slide Valve
Homogenetic Enumeration
Sterilization of Water by Heat
Steam Tree-Felling and Cross-Cutting Machinery
Remarkable Experiments with Liquefied Air and Liquefied Oxygen and Other Liquefied Gases
Departments
Correspondence- July 9, 1892
Recently Patented Inventions- July 9, 1892
New Books and Publications- July 9, 1892
To Inventors- July 9, 1892
Index of Inventions- July 9, 1892
Notes and Queries- July 9, 1892
Business and Personal- July 9, 1892
