A Sea-Level Canal at Panama

The Longest Span Bridge in the World

Record Run of a Steam Turbine

Technical Description of the Czarevitch in Action

The Second Extension of the Subway

To Our Subscribers

William Gilson Farlow

Moving a Brick House by Water

A Simple Polarity Indicator for Indicating the Negative Pole of an Electric Current

A Strange Home

New Apparatus for Champagnizing Wine

A New Form of Apparatus for the Electrolysis of Water

The Lebaudy Airship "Le Jaune"

The Mounting of Reptiles for Museum Exhibition

Nissen and his "Fool-Killer No. 3"

The Egyptian Papyrus, Past and Present

Business and Personal Wants

Read This Column Carefully, --You will find inquiries for certain classes of articles numbered in consecutive order. If you manufacture these goods write us at once and we will send you the name and address of the party desiring the information...