Volume 18, Issue 3
You are currently logged out. Please sign in to download the issue PDF.
Features
Goodsell's Improved Chimney Cap or Cowl
Manufacturing, Mining, and Railroad Items
Recent American and Foreign Patents
Editorial Summary
Extension Notices
Answers to Correspondents
Brown's Double-Action Turbine Wheel
Gaging the Diameter of Cylindrical Bodies
Engineering Talent Required in Agriculture
The Care of Water Pipes in Winter
Iron Working--The Puddling Process
The Wear of Iron Rails
Steel Wheels and Axles
Official Report of Patent and Claims
Issued by the United States Patent Office