Application of Photography to Astronomy
“The Welcome Stranger” Nugget, Found Near Dunolly, in Australia
Foster's India-Rubber Decoy Duck
Difficulties to be Surmounted in Working the Suez Canal
The Peach Tree Insect
The Holstein Intermaritime Canal
Early Attempts for Direct Intermaritime Communication
The Contraction or Shrinking of Timber
The Manufacture of Sulphuric Acid
From the Report of J. Lawrence Smith, United States Commissioner to Paris Exposition.
The Relation of Mechanism to Art
Improvement in Open Fire Grates
Facts About the Croton Water Supply
The Exhibition of the American Institute
Circular Motion and Rectilinear Motion
Interesting Patent Decision When Does an English Patent Take Date?
Steam Power on Canals
Osborn's New Treatise on the Metallurgy of Iron and Steel
Recent Americans and Foreign Patents
Under this heading we shall p ublish weekly notes oj some of the more prominent home and foreign patents.
Manufacturing, Mining, and Railroad Items
An Essay Upon Force in Nature and its Effects Upon Matter. Cincinnati: Robert Clarke&Co., Publishers.
Official List of Patents
Answers to Correspondents
Patent Office Decision Respecting Designs Application Of Franklin Field for a Patent for a Design for Paper Collars
Great Value of Patents
Business and Personal