Volume 28, Issue 22
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Features
The New York Post Office
The New Philadelphia Steamships
Experiments on the Strength of Materials
The Vienna Exposition--Appointment of a New Commissioner
Rights of Purchasers of Patented Articles
Mining Schools and Colleges
Modern Printing Machinery and Appliances--How a Daily Newspaper is Made
About Tea
Iron Bridge Construction
The Wonders of the Egg--IV
The Sigl Mitrailleuse
Simple Hand Stamp
Rag Cutting Engine
Scraper for Household Uses
Stevens Institute Lectures--Fluorescence
New Steam Roller
Decisions of the Courts
United States Circuit Court--Nineteenth District, California