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Features

Decisions Relating to Patents

Recent Excavations in Ancient Rome

By John Lubbock

Sir John Lubbock, Bart., M.P., F.R.S.

The Submerged City of Cetobriga in Portugal

By Nicolas Pike

The Pottery at the Caracas Museum

Porcelain Manufacture in France

The Tensile Strength of Sheet Zinc

Production of Light

The New Croton Aqueduct, New York

Steel Alloys

The Cable Railway Tunnel under the Chicago River, Chicago, Ill

Twenty-Five Ton Overhead Rope Power Traveling Crane

Electric Lighting of the British Museum

The Betterment and Worsement Principle

On the Cavendish Experiment

Chronophotography

On the Chemical Constituents and Poisonous Principle of the Bark of Robinia Pseudacacia, Linn

Common Locust or False Acacia

By Frederick B. Power and Jacob Cambier

Building Plans and Specifications

A New Continuous Extractor

Useful Engineering Books

Departments

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