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The Three Sand Rocks
Rebel Abatis at Petersburg
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The English Lock-Out
Solution of India-Rubber
A New Kind of Electrifying Machine
Directions for Making Blacking
The Cornish Engine Deteriorating
A Curious Clock
Aluminum Bronze for Coins
Plants From Cuttings
The Oil Regions of Pennsylvania
Facts about Peat
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Polytechnic Association of the American Institute
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Arsenic Poison
Wonderful Skill in Billiards
Getting Potash Directly from the Rock
The Good Time Coming
Our Calamity
McCulloch on California Currency
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Gunpowder Extraordinary
Horse Power
A True Hero
A Successful Commander
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