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

Features

The Artesian Wells of the James River Valley, Dakota

By L. F. Korns

Electric Subway Explosions

An Improved Fertilizer Distributer

An Improved Foot Board for Wood Choppers

An Improved Snow Shovel and Scraper

An Improved Draught Equalizer

An Improved Vehicle Brake

Chaplin Try and Center Square

Ostrich Farming in California

An Improved Book Carriage

An Improved Device for Poaching Eggs

Photographic Notes- April 6, 1889

John H. B. Latrobe

An Improved Inkstand

An Improved Seal-Press

An Improved Drainage-Trap

Some Experiments in Sound

By Geo. M. Hopkins

To Inventors- April 6, 1889

Departments

  • Letters

    Correspondence- April 6, 1889

  • Departments

    Business and Personal- April 6, 1889

  • Notes and Queries- April 6, 1889

  • Recently Patented Inventions- April 6, 1889

  • Index of Inventions- April 6, 1889

Purchase To Read More

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