Departments

• Departments

  Rail-Joints and Street Noises

• An Important Patent Suit

• Electrical Equipment of the Park Avenue Tunnel

• Resources and Improvements in China

• Indican

• As Others See Us

• The New Agriculture of the Tropics

• The Preservation of Wild Animals of Africa

• Artillery Practice of the National Guard

• The Queen-Schultz Chronoscope

• The Hone Automatic Flood-Gate

• A Perforator for Printing Presses

• An Improved Packing

• A Convenient form of Sash-Weight

• The Guardian of the Oyster

• The Hamburg-American Liner Deutschland

• The Power Generating Plant at the Paris Exposition

• A Musical Bicycle

• Clever Feat with the Camera

• Recently Patented Inventions

• Notes and Queries

• To Inventors

• Business and Personal

• Index of Inventions

• Patents