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The Great Russian Telescope

The Total Solar Eclipse of May 6

Swearing by Telephone

English Nail Makers and their Wretchedness

Hot Air for Boiler Furnaces

Side Show Science

Ornamental Entrance Gate

Huttinger's Stovepipe Fastener

A New Tool Cabinet

Apparatus for Testing Breadstuffs

The Masdevallia Chimra

Mechanical Inventions

Engineering Inventions

Miscellaneous Inventions

Agricultural Inventions


  • Departments


  • Recent Inventions

  • Business and Personal

  • Index of Inventions

  • New Books and Publications

  • Notes and Queries

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