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Mr. Haywood's Fifteen Inch Railway

The Almirante Brown


Bridges on the Napier and Manawatu Railway

Weber's Explosive Gas Telltale

Curator's Lodge, Botanic Gardens, Cambridge

A New Self-Sealing Retort Mouth-Piece Lid

Cuba, her Relations with the United States

Contribution to the History of the Aleutian Isles, or Aleutia

By Arthur B. Stout

The Right to Lateral Support

A Night Balloon Ascent

The Speed of Thought

The New Continuous Current Dynamo-Electric Machine of Hefner-Alteneck

The Thermophone

The Sewing Machine in France

Prospective Applications of Electricity

Instrument for Testing Electrical Resistances

Neutral Oxalate of Potassium

By E. B. Shuttleworth

Apparatus for extracting Ammonia from Gas Liquors

Synthesis of Ammonia

Nitrous Acid during the Evaporation of Water

Some Chemical Reagents

1.Hydrochloric or Muriatic Acid.(HC1.)

By M. Benjamin

Disappearance of Nitrates by Decomposition in the Dark

The Brin Process for Oxygen

Ozone as a Cause of the Luminosity of Phosphorus


The Squid of the Newfoundland Banks in its Relation to the American Grand Bank Cod Fisheries

By H. L. Osborn


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    September 03, 1881