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Features

Agricultural Inventions

Simple and Cheap Process of Gas Making

A Remarkable Little Steamer

The Superiority of American Watches

A Strange Epidemic

A Collision Between Large Passenger Steamers

Navigation in Fogs

Effect of Age on the Quality of Iron

Cannonading of Oil Tanks

Miscellaneous Inventions

Prevention of Boiler Explosions

Apparatus for Preserving Fruit

Novel Slate Washer

Improved Watering Dipper

Improved Electric Lamp

New Portable Shower Bath

Mechanical Inventions

The Force of Tree Growth

Phyllirhoe Bucephala

Natural History Notes

Sydney International Exhibition--1879-1880

Extracts from the Report of the Judges in Horology

Engineering Inventions

Aspirator and Compressor

Departments

  • Departments

    New Inventions - July 3, 1880

  • Business and Personal - July 3, 1880

  • Index of Inventions - July 3, 1880

  • Patents - July 3, 1880

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July 03, 1880