You have access to SA issues and articles on Sciam through institutional access. Click here if you'd like to opt out.

You have access to Scientific American issues and magazine articles through your institution’s site license

Skip to main content


Motors for Small Power

Mechanical Criticisms, Barbs in Beef, and More

Chemistry for Digestion

The Potato Rot

Boring Deep Wells by Water Pressure

The American Association for the Advancement of Science

By H. C. Hovey

Improved Rotary Plow

Tree Planter

Automatic Water Still

Circular Saw for Hot Iron

Luminous Attachment for Harness

Ear Trumpet and Cane Handle

"Storing Wind Power," Revised and Corrected

The University of Strasbourg

The First Electric Motor

Hammer-Headed Shark

Miscellaneous Inventions

Agricultural Inventions

Engineering Inventions

Mechanical Inventions

Communications Received


  • Departments


  • Index of Inventions

  • New Books and Publications

  • Notes and Queries

  • Business and Personal

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
Scroll To Top