Features
The Page Patent—The Attempts to Enforce It to be Resisted
Sulphozone, a Substitute for Sulphur
Self-Feeding Drill
Recipes and Experiments - October 26, 1872
Death of Mr. W. H. Seward
New Line of Atlantic Steamers
The Vienna Exposition Buildings
Improved Safety Gun Lock
Rafter Hook and Fire Escape
More Light
A Novel News Bulletin - October 26, 1872
American Steeling—A New and Remarkable Alloy
Professor John Tyndall
The French Association for the Advancement of Science
Soup and Savants
The Whistling Lantern—Who is the Real Inventor?
Leather Belting—Facts for the Determination of the Quality of the Leather
A Mechanical Eye
The Fair of the American Institute
Recent American and Foreign Patents - October 26, 1872
Copies of Patents - October 26, 1872
Practical Hints to Inventors - October 26, 1872
Departments
- From the Editor
Answers to Correspondents - October 26, 1872
- Letters
Correspondence - October 26, 1872
- Departments
Business and Personal - October 26, 1872
Index of Inventions - October 26, 1872
