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Features

Aerial Railroad Bridge for Navigable Rivers

A Strange Case

The First American Cloth

Garden Walks

Clock Telegraph

Old Picture of Genesee Falls

Fire Annihilator Experiment

Gas for Brazil

Extension of a Patent by Congress

Another Reaping Machine

The Woodworth Patent Extension

Egyptian Railway

Direct Railroad between Rochester and Syracuse

Judge Kane's Decision on Telegraphs

To Make Mice Decamp

Resuscitation of Frozen Fish

Improvement for Increasing the Draught of Furnace Flues

The Counting House Perpetual Calender and Bill Register

Riddle's Fair in New York

Improvements in the Manufacture of Gas

Gwynne's Centrifugal Pump

California and Australian Gold

Improvements in Mill Stones

Sharp's Breech-Loading Rifle

Modest Mr. Adams

Improvement in Securing Lamps in Lanterns

Improvement in Power Looms

The Croton Water—Its Action on Lead, &c

Rifle Shooting, Bullets, &c

Skins of Raisins

Reward for Inventions

The Pennsylvania Railroad

Our Steamships

Scientific Memoranda

Houses in Towns

Anchor Ice

Selling a Patent that is no Patent

List of Patent Claims

On the Forces

Cost of Luxuries

Tunnel in the Hoosic Mountain

On Boilers—No. 12

Inventors

Galvanic Plating with Metals

Old Time Winters

Departments

  • From the Editor

    To Correspondents

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February 14, 1852

Beyond XX and XY

Biology. Identity. Equality.