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American Industries--No 46

The Problem of the Ice Supply for New York City

Great Yield of a Blast Furnace

Our Iron and Steel Imports

The Millers in Council

The Howgate Polar Expedition

Automatic Feed Water Apparatus for Steam Boilers

Climbing Apparatus

Calendar Inkstand

The Kuilenburg Bridge

Sled and Boat Combined

Safety Appliance for Releasing Horses

Edison's Ore Separator

Improvement in Stovepipe

Some Experiments With Small Batteries

By M. L. Baxter

Amateur Mechanics

Glass Engraving

Miscellaneous Inventions

The Babyboussa of Malacca

The Barbastelle

Engineering Inventions

Roofed Country Roads

Recent Decisions Relating to Patents, Copyrights, Etc

Supreme Court of the United States


  • Departments

    New Inventions

  • Business and Personal

  • Notes and Queries

  • New Books and Publications

  • Index of Inventions

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June 19, 1880

20% Sitewide for President's Day