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Features

The Proposed Cotton Centennial

The Great Statue of Liberty

Invention as a Means of Education

The Transit of Venus as Seen at the Seagrave Observatory

Tempering Steel

A Possible Field for Railway Enterprise

Ice Making and Refrigeration.--The Pictet Process

Oberstadt's Melting Furnace with Drying Chamber

Novel Road Vehicle

The First Electric Boat

Improved Saw Mill

Improvement in Watch Hands

The Great Harlequin Beetle of Cayenne

Care of Offspring in Animals

By C. F. Holder

Engineering Inventions

Mechanical Inventions

Miscellaneous Inventions

Agricultural Inventions

Communications Received

Departments

  • Departments

    Recent Inventions

  • Index of Inventions

  • Notes and Queries

  • Business and Personal

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Gene Therapy Comes of Age?

Gene Therapy Comes of Age?

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