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Features

Wireless Telegraphy

Direct Conversion of Heat into Electricity

Paint as a Protection to Metallic Structures

Great Passenger Stations of the United States

Death of Alvan G. Clark

Stature and Weight

Fall of an Elevator in the Post Office Building, New York

The London Blackwall Tunnel

Kites as an Aid to Discovery

The New Twin Screw Express Steamships of the North German Lloyd Company

The "Neostyle"

A New Printing Telegraph Instrument

Recent Investigations of X Rays

By William H. Hale

A Remarkable Double Tree

Pulpit in the Castle Chapel at Aschaffenburg

The Ancient City of New Amsterdam

A Large Whale on a California Beach

A Cottage at Nutley N. J

Departments

  • Recommended

    New Books, Etc. - June 19, 1897

  • Departments

    Recently Patented Inventions - June 19, 1897

  • Notes and Queries - June 19, 1897

  • Index of Inventions - June 19, 1897

  • Business and Personal - June 19, 1897

  • Patents - June 19, 1897

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