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A Well Ventilated Mine

By Lewis Stockett

Hydraulic Canal Lift

Apparatus for Mining and Blasting under Water on the Panama Canal

On the Distribution of Internal Friction of Engines

By Robert H. Thurston

Mill for Concentrating Silver Ores, at Leadville, Colorado

Improved Flax Scutching Machine

Lebrun's Gas Burner

The Friction of Metal Coils

By Hele Shaw and Edward Shaw

The Petite Anse Salt Mine

Rolling Seamless Tubes

On Rolling Seamless Tubes from Solid Bars or Ingots by the Mannesmann Process *

By Frederic Siemens

Collodio - Bromide Emulsion for Transparencies

Dry Plates

By G. Cramer

The Safety of Commercial Kerosene Oils

By Spencer B. Newbury and W. P. Cutter

The Storks of Alsace and the Fauna of Strasbourg Cathedral

A Solar Eclipse as Seen from the Moon

Notes on Roses

A New Catalogue of Valuable Papers

Building Plans and Specifications


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November 10, 1888

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