Scientific American Magazine Vol 34 Issue 15

Scientific American Magazine

Volume 34, Issue 15

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Features

A Semi-Rotary Engine

Improved Controlling Nozzle

The Centennial Exposition as an Element in the Development of Our Manufacturing Interests

African Rubber

Bad Ventilation at the Capitol

A Copper-Bearing Bird

The Power of Boilers

The Pay of the Patent Bureau

The Cost of Moths and Mildew

A Portable Hydraulic Riveting Machine

The Manufacture of Anthracene

A New Garden Pump

The Cattle of Thelemark, Norway

Self-Closing Closet Lid and Anti-Nuisance Closet

Artificial Ice

P. H. Vander Weyde

Progress of the Centennial Exhibition

Practical Mechanism - April 8, 1876

Joshua Rose

Weston's Lightning Rod Discharging Point

Improved Wall Paper Trimmer

Riggs' Method of Mending Cracked Bells

New Automatic Grease Cup

Animal Ferocity

Decisions of the Courts - April 8, 1876

Fire Apparatus Fog Alarms and Cork Machinery

Astronomical Notes - April 8, 1876

New Agricultural Inventions - April 8, 1876

Recent American and Foreign Patents - April 8, 1876

New Woodworking and House and Carriage Building Inventions - April 8, 1876

New Household Articles - April 8, 1876

New Chemical and Miscellaneous Inventions - April 8, 1876

Communications Received - April 8, 1876

Departments

Correspondence - April 8, 1876

Notes and Queries - April 8, 1876

Business and Personal - April 8, 1876

Index of Inventions - April 8, 1876