Scientific American Magazine
Volume 91, Issue 13You are currently logged out. Please sign in to download the issue PDF.
Features
Proposed Amendment Permitting the Extension of the Terms of Patents
The Forlorn Hope of the Baltic Fleet
A Grave Responsibility
Trunk Lines and Trolleys in the East
The New York Sessions of the Eighth International Geographic Congress
Science Notes
The Manufacture of Wall Paper
A Reasoning Horse
When was the Photograph Taken?
Completing the New Croton Dam
The "Lebaudy II"
Native Dwellings at the St. Louis Exposition
By the St. Louis Correspondent of the Scientific American
Striking Examples of Insect Mimicry
Business and Personal Wants
Departments
Notes and Queries - September 24, 1904
New Books, Etc. - September 24, 1904
Recently Patented Inventions - September 24, 1904
Index of Inventions - September 24, 1904
Patents - September 24, 1904