Features
Eikonogen-A New Universal Developer for Photographic Dry Plates and Bromide Paper
An Improved Fruit Picker
An Improved Valve Head for Blowing Engines
An Improved Lock Joint for Beams
A Combined Carpenters Rule, Calipers, Etc
An Improved Steam Boiler
An Improved Music Leaf Turner
An Improved Pen Holder
An Improved Artificial Leg
An Improved Blacking Box
An Improved Two-Wheeled Vehicle
The Brooklyn Navy Yard
Tangent Galvanometer
The Paris Exhibition
The First Gallery of the Eiffel Tower
Departments
- Letters
Correspondence- September 21, 1893
- Departments
Recently Patented Inventions- September 21, 1893
To Inventors- September 21, 1893
Business and Personal- September 21, 1893
Index of Inventions- September 21, 1893
Notes and Queries- September 21, 1893
