Skip to main content


Grain Binder Attachment to Harvesters

Experiments on the Strength of Materials

The Vienna Exposition--Appointment of a New Commissioner

The New York Post Office

The New Philadelphia Steamships

Rights of Purchasers of Patented Articles

Mining Schools and Colleges

Modern Printing Machinery and Appliances--How a Daily Newspaper is Made

Iron Bridge Construction

About Tea

The Wonders of the Egg--IV

Rag Cutting Engine

The Sigl Mitrailleuse

Simple Hand Stamp

Scraper for Household Uses

New Steam Roller

Stevens Institute Lectures--Fluorescence

By Henry Morton

Decisions of the Courts

United States Circuit Court--Nineteenth District, California

Recent American and Foreign Patents - May 31, 1873


Answers to Correspondents - May 31, 1873

Communications Received - May 31, 1873


  • Departments

    Correspondence - May 31, 1873

  • Business and Personal - May 31, 1873

  • Notes and Queries - May 31, 1873

  • Index of Inventions - May 31, 1873

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
May 31, 1873

20% Sitewide for President's Day