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Features

Improved Fancy Loom

Twenty-Five Years--a Retrospect

Miscellaneous Summary

How Grain is Stored in New York

Eversol's Screw Driver

Special Notices

Harlow's Ash Sifter

Keener's Patent Hat Rack

Rancid Butter for Cooking

Fumigating

The Recovery of the Cable of 1865--Deep Water Fishing

Patent Claims

Issued from the U. S. Patent Office

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    Correspondence

  • New Inventions

  • Notes and Queries

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September 15, 1866

Beyond XX and XY

Biology. Identity. Equality.