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Apparatus for Mines & Petroleum Wells

Polytechnic Association of the American Institute

Recent English Patents

Miscellaneous Summary

Recent American Patents

Another Application of Dialysis

Western Correspondence

Farmers' Club

Books and Publications

Graperies and Horticultural Buildings

Pickering's Governor

Leather Bands

The Art of Observation

Petroleum for Steam Ships

Letters From the People

Patent Claims

Issued from the United States Patent-Office


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  • Notes and Queries

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June 03, 1865

20% Sitewide for President's Day