Volume 26, Issue 1
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Features
Sheppard's Cotton Tie
Eccentric Spring Vise
Hot Water Heater for Greenhouses
Encke's Comet
From the Boston Journal of Chemistry.
Goux's Improvements in Earth Closets
Latent Heat of Vapors and Gases
Bridgman's Thill Coupling
Education of the Ear
Artificial Stone and Fireproof Buildings
Meteorology, Its Capabilities and Its Future
The Last Six Months of Chemistry
Patent Decision - January 1, 1872
Scientific Intelligence - January 1, 1872
Science Record for 1872
To City Subscribers
Timely Suggestions
Recent American and Foreign Patents
Official List of Patents
Issued by the U. S. Patent Office for the Week Ending December 19 , 1871. Reported Officially for the Scientific American.