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Wonderful Future That Never Was, The (Popular Mechanics Magazine)

Wonderful Future That Never Was, The (Popular Mechanics Magazine)

Flying Cars, Mail Delivery by Parachute, and Other Predictions from the Past

By: Gregory Benford and the Editors of Popular Mechanics
Binding: Hardcover
Released: 2010-09-01

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Popular Mechanics The Amazing Weapons That Never Were

Popular Mechanics The Amazing Weapons That Never Were

Robots, Flying Tanks & Other Machines of War

By: Gregory Benford, the editors of Popular Mechanics
Binding: Hardcover
Released: 2012-10-07

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