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


The East River Bridge

Dr. Henry Draper's Recent Discoveries in Spectroscopic Analysis

Indicating Steam Engines

Gail Borden

Steam on Canals

Proceedings of the Patent Convention

A Year's Inventive Progress

Psychic Force

Scientific and Practical Information - January 31, 1874

Electro-Plating Balance

The Yama-Mai, or Oak Tree Silkworm

Hydraulic Engineering Extraordinary

The Canopus Stone

The Silver Mines of Peru

By Professor James Orton

The Baffle Drill-Proof Safe

Improved Furnace Bridge Wall

Improved Patent Candy Cutter

Overhead Steam Cranes for Dock Purposes

Decisions of the Courts - January 31, 1874

United States Circuit Court--Southern District of New York PATENT GRAIN AND GRASS HARVESTERS.—CYRENUS WHEELER JR., vs. CYRUS H. MCCORMlCK.

Recent American Foreign Patents - January 31, 1874

Answers Correspondents - January 31, 1874

Communications Received - January 31, 1874

Canadian Patents - January 31, 1874


  • Letters

    Correspondence - January 31, 1874

  • Recommended

    New Books and Publications - January 31, 1874

  • Departments

    Business and Personal - January 31, 1874

  • Index of Inventions - January 31, 1874

Purchase To Read More

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