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Features

Improved Machine for Washing Paper Stock, Improved Wood Screw and Driver, and more

How Newspapers Are Made

The Earth a Magnet

Artificial Stone--The Process of its Manufacture

Mrs. Jones Patent Automatic Sieve

Shaw's Lock Washer

Colvin's Patent Cheese Vat

Manufacturing, Mining, and Railroad Items

Recent American and Foreign Patents

Answer to Correspondents

New Publications

A Caution

Welding--Nature and Means of the Process

Horace Greeley's Recollections of a Busy Life

Changes in the Elevation of Land--Subsidence of Coasts

Editorial Summary

Patents and Claims

Issued by the United states Patents Office

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October 21, 1868

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