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Lager Beer

The Actual Cost of Making Illuminating Gas

A New Trade Mark Law

An Interesting Region

A New American Gem

To Make and Maintain a Lawn

American Industries.--No. 68

Miscellaneous Inventions

New Swinging Gate

Long Distance Telephone System of Dr. Herz

Singular Flower-Like Forms of Ice

Hiddenite.--A New Mineral

Utilization of the Waste of Cities

A Novel Motor

New Lime Light

The Parasites of a Monster Jelly Fish

By C. F. Holder

Communications Received


  • Departments

    Recent Inventions

  • New Inventions

  • Notes and Queries

  • Business and Personal

  • Index of Inventions

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