Features
Utilization of the Heat of the Sun, A New Cement, and more
The Education of a Civil Engineer
The Paris Exposition
Curious Hydraulic Experiments
Rubies and Sapphires, Artificially Produced
New York Academy of Sciences
An Ingenious Method of Cutting Spiral or Rifle Grooves with an Ordinary Planer
New Diamond Tool Millstone Dressing Machine
Konz's Improved Furniture Caster
Rice's Improved Boiler Feeder
Roth's Improved Saw File Guide
Draper's Stovepipe Joint
The Silky Marmoset
A Beautiful Orchid
Hymer's Coal Cabinet
Astronomical Notes
Reeves' Excavator
Communications Received
The Scientific American
Wants and Business Inquiries
Departments
- Departments
Business and Personal
Notes and Queries
Index of Inventions
Patents
