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Improved Sewing Machine, Rock-boring Machine

Draper's Civil Policy of America

Recent American Patents

Miscellaneous Summary

Seeing Jupiter's Moon's in a Looking-Glass

The Disaster to the Cable

Eye Service

Richardson's Boot-Jack

Richardson's Cream Pump

Troubles Incident to Steam Boilers

A Heavy Locomotive

Close Weather

The Corn Sugar Patents

Patent Claims

Patent Agency Office


  • Departments

    Notes and Queries

  • Correspondence

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September 16, 1865

Of Shamrocks and Science

Happy St. Patrick’s Day