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Improved Store Truck, Wilson's Knitting Machine--One of the Beat Inventions of the Age

Notes on Naval and Military Affairs

Care of the Feet

Refining Petroleum

An Examination of Pompeian Glass

By M. G. Bontemps

Honors to Engineering Genius and Industry

Iron in Shipbuilding

Rice's Shaft Coupling for Carriages

Dynamical Theory of Heat

Experience with Steam Fire Engines

Opinions about Armor-Clad War Ships

Valuable Receipts

Balloon Ascent for Scientific Purposes

Miscellaneous Summary

Patent Claims

Recent American Inventions

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