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Improved Regulator for Steam Engines, Depths of the Sea, and more

A Week on Oil Creek

By Chas. A. Seely

Manufacture of White Lead

The Pen--Its Construction and Use

The Manufacture of Lead Pencils

“Well-Rotted Manure”

Salt--Its Uses and Production

Chemical Notes

Miscellaneous Summary

New Publications

Special Notices

Becker's Metallic Roofing

Breathing--out of Doors and in the House

The Inflammability of Petroleum

Mechanical Nonsense

Patent Claims

Issued from the U. S. Patent Office


  • Departments


  • New Inventions

  • Notes and Queries

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September 01, 1866

20% Sitewide for President's Day