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Features

Variety Molding Machine

A Curious Fact

Notes on Foreign Inventions

Award of Medals by the American Institute

File-Cutting Machine

Weekly Summary of Inventions

Coral Formations

The Potato Bug

Spontaneous Combustion of Sawdust

The Cereals of the United States

The Condition of Applications at the Patent Office

A Column of Interesting Varieties

Patent Case--Wood-Splitting Machine

A Large Planetarium

Home Patent Agents

Improved Fan Governor

Sewing-Machine Guide

City Public Parks

Hyatt's Extension Case--Remarks on the Commissioner's Decision

Iron Vessels

Hyatt's Patent Extension Case

What Becomes of Heat?

Patent Claims

Foreign Summary

Improved Hydrant

Avery's Railroad Joint

Graphite Paint

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    Notes and Queries

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November 19, 1859

Confronting Common Wisdom