Volume 18, Issue 5
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Features
Apparatus for Determining the Amount of Alcohol in Fermented Liquors
Household Hints
Recent American and Foreign Patents
Manufacturing, Mining, and Railroad Items
Use of Screw, Plates--Tempering Saws for Machinists' Use
Extension Notices
Answers to Correspondents
Wilders's Patent Punching Press
Cumbrousness of Tools for Iron Working
Inventors--Their Opportunities and Interests
Compressed Air as a Power
Nitro-Glycerin--Its use, Its Danger--Who Shall Decide when Experts Disagree?
The American Wood Paper Company and the Fiber Disintegrating Company
Official Report of Patent and Claims
Issued by the United States Patent Office