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A Monumental Building

Schedule Versus Safety

The American Exhibit of Foreign Automobiles

The Life of a Barrel

By George E. Walsh

Determining a Ship's Bearing by Wireless Telegraphy

The New Grand Central Station, New York

A Chicken-Feeding Machine

By W. Frank M'clure

New Clostat and Horizontal Telescope of the Astrophysical Observatory of the Smithsonian Institution

The Brontosaur. How a Giant Prehistoric Animal Was Discovered, Transported and Restored

The Tasmanian Blue Gum--An Ideal Timber for Harbor Building

By Harold J. Shepstone

Completion of the East Boston Tunnel

Business and Personal Wants


  • Departments

    Notes and Queries - January 21, 1905

  • Recently Patented Inventions - January 21, 1905

  • Index of Inventions - January 21, 1905

  • Patents - January 21, 1905

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January 21, 1905

Of Shamrocks and Science

Happy St. Patrick’s Day