Scientific American Magazine
Volume 26, Issue 22You are currently logged out. Please sign in to download the issue PDF.
Features
Portable Drilling Machines, Bone Dust as a Fertilizer and more
Patent Infringement Cases
The Nebular Hypothesis
City of London Library and Museum
Reservoir Palette
Electro Chemical Copying Press
How to Conduct New Scientific Investigations
The Rubber Tip Patent Case
The Colorado Potato Beetle
Engineering in Brussels
Canadian Patents
Nature and Art
East Indian Iron
Scientific and Practical Information - May 25, 1872
Improvement in Pumps
Builders' Hardware
Death of an Indian Nobleman
Timely Hints for Patent Office Examiners
Recent American and Foreign Patents - May 25, 1872
Departments
Correspondence - May 25, 1872
Business and Personal - May 25, 1872
Answers to Correspondents - May 25, 1872
Notes and Queries - May 25, 1872
Index of Inventions - May 25, 1872
New Books and Publications - May 25, 1872
