Scientific American Magazine
Volume 67, Issue 4You are currently logged out. Please sign in to download the issue PDF.
Features
Inventors at the World's Fair
Defective Boilers and Incompetent Engineers
Improved Steam Whistles
A Salt Sprinkler for Table Use
An Improved Boiler Furnace
Improved Method of Handling Nitro-Glycerine
Eruption of the Volcano of Etna
Great Mineral Water Baths
Cyrus W. Field
Inexpensive Electric Motors
A Visit to Chalcedony Park, Arizona
The Water Lily House at Kew
Departments
Recently Patented Inventions- July 23, 1892
To Inventors- July 23, 1892
Index of Inventions- July 23, 1892
Business and Personal- July 23, 1892
Notes and Queries- July 23, 1892
Patents- July 23, 1892
