Features
Science Familiarly Illustrated
Aluminum--Its Properties and Uses
Editorial Summary
Manufacturing, Mining, and Railroad Items
New Publications
Recent American and Foreign Patents
Answers to Correspondents
Packer's Patent Broom Head
American Institute Fair
Importance of Accuracy in Tools
The Habitual Carelessness of Mechanics
Experiments with an Electric Light at the Battery
Official Report of Patents and Claims
Pending Applications for Reissues
Departments
Business and Personal
- Departments
Correspondence
