Features
Improved Floating Water Power
Burnham's Improved Turbine Water Wheel
Why Not Grow Our Own Silk?
Hietel and Geissler's Improved Watch Escapement
An Appeal for Help--The Children's Aid Society
Important Trade Mark Case
Influence of Vegetation upon the Existence of Miasms in the Atmosphere
Freezing of Submarine Water Pipes--Pumping Long Distances
The Human Wheel and Its Rival--The Velocipede Mania
Polished Steel Ornaments--Berlin Cast Iron
Reminiscences of Travel in Spain
Another Sensation on Wall Strert
Manufacture of Arms in Persia
Blasting with Nitro-Glycerin at the Hoosac Tunnel
Artistic or Expressional Dentistry
Manufacturing, Mining, and Railroad Items
Editorial Summary
Dangers of the Use of the Lighter Products of Petroleum
Reforms Needed in the Construction of Some Articles in Common Use
New Publications
Answers to Correspondents
Recent American and Foreign Patents
Official List of Patents
Patent Offices
Departments
- Departments
Correspondence
Business and Personal
