BLAST FROM THE PAST

Treasure Trove

By Dale Dougherty

Makers past and present populate a unique catalog of hard-to-find lore.

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Vince Gingery pulls the crucible from a gas-fired furnace (left).

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This 96-page reprint, of a booklet published a century ago, has 46 experiments including a device that makes smoke rings, and one that detonates flour.

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Dave Gingery’s Charcoal Foundry shows you how to build a very basic furnace (right).

Photography courtesy ...

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