Comparison of Western Irrigation Reservoirs and the New Croton Dam

Redwood in the San Francisco Fire

Seeds and Suspended Animation

A Lock Canal for Panama

Orientation of Carrier Pigeons

The Italia Airship

The Laying of a 10,000-Volt Cable

Making the Flags of Our Warships

How Glaciers are Studied

Oil Fuel on Southwestern Railroads

Supplying New York With Bluefish

An Electrolytic Wireless Receiver

Replacing the Broadway Drawbridge with a New Span

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, In every case it is necessary to give the number of the Inquiry.MUNN CO...