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Mr. F. Siemens' Improved Boiler Furnace

The Thirteen Inch De Bange Guns

Electric Tramcars

By A. Reckenzaun

Improved Propeller Shaft

A Simple form of Voltaic Regulator

By G. Gore

Glaesener Secondary Battery

Electro-Metallurgy at the Exhibition of Electricity

A Simple form of Influence Machine

By Julius Elster and Hans Geitel

A New and Rapid Method of German Silver Analysis

By Thomas Moore

Historic Electric Apparatus at the Philadelphia Exhibition

Applications of Electricity to Medicine

Presses for Beet Roots, Etc

Benjamin Day's Shading Mediums

Water-Waste Preventer

Economical and Fireproof Plastering

By G. H. Hunt

Balance for Candles

The Best Ten Buildings in the United States

The Linne Monument at Stockholm

Ginger Ale

Pair of Iron Gates

A Chinese Chair

The Gumeracha Gold Fields

The Sun's Work

A New Theory of Radiant Heat

By F. Jarvis Patten

Good Weeping Trees

Transformation of Prismatic Sulphur

By D. Gernez

Excavation of the Great Temple of Luxor, Upper Egypt

By Amelia B. Edwards


  • Departments

    Patents - August 29, 1885

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