Volume 10, Issue 14
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Features
Patent Trestle Wire Suspension Bridge
A Correction Required
American Shawls
Olive versus Lard Oil
American Artists in the Paris Exhibition
Sir John Franklin
New Mordant II Dyeing
Discoveries in Electricity
Improvement in Bread Making
Newspaper Postage
Stretching Cloth
Cutting Metal Pipes
Ventilation of Sewers
Operating Window Shades
Magnetic Iron
Hot Air Engine Again
Comets--Light and Heat
Machine for Cutting Fine Shavings for Upholstering
A Newspaper
Reform of Patent Laws—Models
Recent Foreign Inventions
Fusible Plug for Steam Boilers
Sir Isaac Newton—An Example for Boys
How Far Does the Law Protect Unpatented Inventions
Weaver's Harness Clasp
Operating Slide Valves or Oscillating Engines
Machine for Dressing, Fellies
Drain Tiles
One Hundred Dollars Reward
The Water in Boston
Reform of the Patent Laws
A Little Oil
Valuable Discovery
List of Patent Claims
Annual Report of the Commissioner of Patents
Colored Glass and the Growth of Plant
Mechanics
Inventors, and Manufacturers