Features
S. J. Perry
William Jarvis Mcalpine
The World's Fair
Photographic Notes- March 1, 1890
An Improved Cable Grip
Hydraulic Pressure Gold Chlorination Process
An Improved Printer's Galley
An Improved Brake Staff Support
An Improved Car Coupling- March 1, 1890
An Improved Window Shade Exhibitor
An Improved Butter Worker
An Improved Check Hook for Harness
An Improved Hoe or Rake
An Improved Machine for Stacking Hay, Ensilage, Etc.
An Improved Hedge Fence
The New Boston Fire Boat "Engine No. 31."
The Artesian Wells of Riverside, Cal
The Armadillo
Scientific American Building Edition- March 1, 1890
Departments
- From the Editor
To Inventors- March 1, 1890
- Letters
Correspondence- March 1, 1890
- Reviews
New Books and Publications- March 1, 1890
- Departments
Recently Patented Inventions- March 1, 1890
Business and Personal- March 1, 1890
Notes & Queries- March 1, 1890
Index of Inventions- March 1, 1890
