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Improved Steam Fire Engine - February 25, 1860

Commissioner of Patents

American Naval Architecture

Boiler Incrustations--Experiments to Remove them

Railroad Collisions--An Engineer's Defense

Bower's Elevator

A Common Error among Engineers

Spontaneous Combustion in a Flour Mili

Personal Experience in Transplanting Trees-How we did it and the Result

Clarifying Coal Oils

Burning Sawdust for Steam Boilers

Polytechnic Association of the American Institute

A Column of Varieties

Stable Management of a Horse

Damaged Hay as Cattle Feed

Death of Inventors

Lawrence Calamity

Improved Water Wheel

Improved Mole Plow


The Patent Office Report for 1859

Defects of Calf-Skin Leather-Bad Oils

Foreign News and Markets - February 25, 1860

Weekly Summary of Inventions - February 25, 1860

New York Markets - February 25, 1860

Patent Claims - February 25, 1860

Improved Corn Planter

The Effect of Patents on the Price of Manufactured Goods


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    Notes and Queries - February 25, 1860

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February 25, 1860

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