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Shall we Examine?

By Clarence M. Boutelle

The Christopher Columbus Festivals

The Photo-Mechanical Processes

By S. R. Koehler


Cloth Measuring and Recording Machine

Machine for Manufacturing Cordage

The Manufacture of Non-Poisonous White Lead

Introduction—the White Lead Evil.

By Perry F. Nursey

A New Theory of Dyeing


Utilization of the Sub-Products of Distilleries

A Vertical Dynamo

Jetty Harbors of the Pacific Coast

An Electric Floor and Deck Planer

The Berne Compressed Air Tramway

By C. S. Du Riche Preller

The Lease or Tribute System of Mining

Problems of Mechanics

Progress of Naval Architecture

M. Taine

A Breed of Tailless Cats

The Caterpillar of Harpya Fagi

Kangra Buckwheat

(Fagopyrum tataricum, Gaertn., var. himalaica, Batalin.)

Manufacture of the Diamond


Use of Marine Salt for the Removal of Snow — Electrolytic Processes of Disinfection

Useful Engineering Books


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    April 29, 1893