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"Snyder's Little Giant" Engine

Advertising for Foreign Trade

Smoke and Sparks

Costs of Silver Amalgamation

French Pavements

Emery Grinding Machinery

Notes of Patent Office Decisions

New Power Press

The New Spanish Process for Silver and Copper

The Australian Jabiru

New Portable Mill

Zoological Garden at Fairmount Park Philadelphia

Sheet Metal Working Presses

A Camera Improvement

Safety Oxygen Apparatus

Rules For Artificial Respiration in the Treatment of the Drowned

Astronomical Notes

By Berlin H. Wright


  • Departments

    Business and Personal

  • Notes and Queries

  • New Books and Publications

  • Communications Received

  • Index of Inventions

  • Patents

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August 03, 1878

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