Skip to main content


Plan to Increase the Water Supply of New York

The International Patent Union

Hints to Inventors

Status of the Congressional Patent Bills

Aspects of the Planets for May - 1884

Guide Bar oiler

Head for Barrels, Casks, Etc

A New Fire Escape

Taking a Photograph by the Magnesium Light

Apparatus for Drying Fruit

Apparatus for Enlarging Microscopic Slides

An Industrial City.--Pullman, ILL

New Ore Elevator

To the Rescue of Lieut. Greely

Agricultural Inventions - May 3, 1884

Mechanical Inventions - May 3, 1884

Engineering Inventions - May 3, 1884

Miscellaneous Inventions - May 3, 1884


  • Departments

    Correspondence - May 3, 1884

  • Notes and Queries - May 3, 1884

  • Business and Personal - May 3, 1884

  • Index of Inventions - May 3, 1884

Purchase To Read More

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

Science or SciFi?

Science or SciFi?

Vanishing Particles. Spooky Action.