Scientific American Magazine
Volume 27, Issue 5You are currently logged out. Please sign in to download the issue PDF.
Features
Doane's Improved Canal Construction
Improved Form of Coal Railroad
Domestic Motors
Combined Gin House, Horse Power, and Cotton Press
The Natural History of the Curculio
Recipes and Experiments
Mastersun's Canadian Turbine
Reversible Water Filter
The Chironectes Pictus
Testing Armored Turrets—A Remarkable Experiment
Drawings of the Patents
Changes of Climate
Aids to Ventilation
A Decision by the Commissioner of Patents
Cheap Railways
Letter from Professor R. H. Thurston - August 3, 1872
The Decrease of our Fish Supply
Scientific and Practical Information - August 3, 1872
Recent American and Foreign Patents - August 3, 1872
New Patent Law in Canada - August 3, 1872
Departments
Correspondence - August 3, 1872
Notes and Queries - August 3, 1872
Business and Personal - August 3, 1872
Answers to Correspondents - August 3, 1872
Index of Inventions - August 3, 1872
New Books and Publications - August 3, 1872
