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Features

Improvement in Tenon Saws

Myrrh

Niello

Labor

Schroeder's Improved Carpet Fastener

How to Cultivate a Talent for Drawing

Financial Panic--How to make Remittances--Sale of Patents

The Atlantic Telegraph

A Peep into a Welsh Coal Mine

By Septimus Piesse

Population of Canada

Cleaning Saddles, &C

Parasitic Insects

The Barometer a Hygrometer

Improvements in Hosiery

Fisher's Improved Paddle Wheel

Prospects of a Patent Quarrel

Correction

Patent Bottle Imp

Disasters in Business and Finance

The Twenty-Ninth Annual Fair of the American Institute

Changes in the Patent Office

Printing Specifications and Drawings

Gutta Percha and its Uses

Setting Diamonds

The Best Form of Iron to Resist Internal Pressure

Burglar Alarm and Defense

Pressure Gage

Variable Eccentric

Spikes

Laths and Fence Pickets

Making Wood Fire-proof

Pleasure of Reading

Self-Acting Gate

Correspondents

New Prospectus of the Scientific American

Simmons' Improved Throttle Valve

Fire-Brick

Kaefer's Method of Transmitting Motion

Sorgho Sucre Experiments

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    October 10, 1857

    Beyond XX and XY

    Biology. Identity. Equality.