Features
Work and Wages
Cotton Size and Cotton Sizing
Iron Lighthouse for Mexico
Making Knit Cotton Goods to Imitate Wool
Compressed Air in Coal Mining
Improved Portable Engines
Agricultural Inventions
Improved Animal Trap
Improved Medicine Bottle
Improvement in Jugs
New Egg Tongs
The Antiquity of the Spoon
On the Crystallization of Canada Balsam
Miscellaneous Inventions
New System of Ventilation
One of Nature's Gluttons
The Industrial Uses of Fish Skins
The Action of Light on Plants
Chinese Porcelain Vase
Mechanical Inventions
Recent Decisions Relating to Patents, Assignments, Etc.
Departments
- Departments
Correspondence
New Inventions
Business and Personal
Notes and Queries
Patents
Index of Inventions