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Features

A Review of Marine Engineering during the Past Decade

By Alfred Blechynden

The Washington Street Tunnel

Musical Instruments: Their Construction and Capabilities

By A. J. Hipkins

The Raising of the Utopia

Asphaltum

A Substitute for Glass

Warp Sizing, Drying, and Beaming Machine

Electrical Horse Power

Smith's Improved Moulding Machine

On the Coast of Labrador

The Microbes of the Soil

Odorous Woods

By John R. Jackson

Amateur's Way of Rooting Cuttings

Signaling to the Planets

By Robert S. Ball

Is Wild Parsnip Really Poisonous?

By Frederick B. Power

Gum Arabic and its Modern Substitutes

By S. Rideal and W. E. Youle

Building Plans and Specifications

Idle Steamships

Preparation of Sirups

Useful Engineering Books

Willesden Paper for Photographic Use

By Baynham Jones

Departments

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September 19, 1891

Think Outside the Gift Box