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Glossary of Mechanical Terms

The Butcher and his Calf

Park's Steam-Expansion Valve

All Together

Never Rail at the World

The Song of the Silent Letters

Southern Pine

Science of Mechanics

Arts and Trade

The Panama Canal


Foreign News

New Inventions

To the Working-man

Man's Mind is Free


Of the American Institute of the City Of New York

The First Birds of Spring

Progress of Phonography

The Christian Religion

The Culture of Flowers


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    April 30, 1846

    Science for the Modern World