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

How to Make a Telephone Call

The Fifty Thousand Dollar Reward for Street Car Propulsion

Corrugated Plate Metallic Lathing

An Aerial Vessel

Supplemental Colored Ink Fountains for Printing Presses

Marvelously Low-Priced Watches

A Current Collector for Dynamos

A Distilling Apparatus for Families

An Improved Relief Valve

The Webb Academy and Home for Ship Builders

The Four-Masted Ship Afghanistan

Interesting Experiments

By F. J. Hillig

Departments

  • Letters

    Correspondence - February 24, 1894

  • Recommended

    New Books and Publications - February 24, 1894

  • Departments

    Recently Patented Inventions - February 24, 1894

  • Notes and Queries - February 24, 1894

  • Business and Personal - February 24, 1894

  • Index of Inventions - February 24, 1894

  • Patents - February 24, 1894

Purchase To Read More

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