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Another Objection to the License System

Triumphs of Modern Engineering

Robert Crawshay

Opening of the Northeast Passage

How Coffee is Cleaned

Molecular Chemistry.--No. III

New Agricultural Inventions

The Gatling Gun

New Hay Press

Improved Snow Flanger

Recent American Patents

New Sample Case

A New Condenser

New Pipe Cutting and Threading Machine

The Chameleon

A New Winged Projectile

The Writing Telegraph

Recent Mechanical Inventions

Recent Discoveries in Assyria

Wilson's “Horograph”, or Clockwork Pen

Communications Received


  • Departments

    Business and Personal

  • Notes & Queries

  • New Books and Publications

  • Index of Inventions

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June 14, 1879