Volume 12, Issue 22
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Features
Passages from the Life of a Philosophical Machinist
Gilbert's Coal and Ash Sifter
Polytechnic Association of the American Institute
Noyes's Traveler's Lunch Bag
Sims's Clothes Horse
Special Notice
Books and Publications
Recent American Patents
Miscellaneous Summary
Moore & Cole's Suspender for Lamps
Death of William Sewell
The Stonewall
Water as Fuel
The Difference Between National Banks and State Banks
Inefficient Machinery
Burning Water
Recent English Patents
A Curious Clock
Patent Claims
Issued from the United States Patent-Office