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Invention & Technology MagazineSpring 1994    Volume 9, Issue 4
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Browse our Invention & Technology Magazine issues from 1985 to the present.

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Cover Story


“I MAKE USE OF PHYSICS. I GO TO THE MOON IN A CANNONball, discharged from a cannon. He [H. G. Wells] goes to Mars in an airship, which he constructs of a metal which does away with the law of gravitation. That’s all very well, but show me this metal. Let him produce it.”

Thus, in his scathing review (in T.P.‘s Weekly) of Wells’s The First Men in the Moon (1901), Jules Verne points up the gulf between Wells’s romantic fantasy and his own meticulously detailed From the Earth to the Moon (1865) and its sequel, Around the Moon (1870). In his two extraterrestrial science fiction adventures, Verne launches his astronauts from a gigantic cannon, has the trajectory of their space capsule altered by a passing asteroid—which results in their orbiting the moon—and then has them use rockets intended for braking to return the projectile to Earth.

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Feature Stories 
 
EADS AND THE NAVY OF THE MISSISSIPPI
When the Civil War began, the Union needed something that didn’t yet exist—ironclad river gunboats. James B. Eads built a whole fleet amazingly fast.
by Elmer L. Gaden, Jr.
INVENTING ELECTROCUTION
William Kemmler’s death was meant to demonstrate the superiority of electrocution over hanging. It didn’t.
by James F. Penrose
HOW WE GOT FROZEN FOOD
Clarence Birdseye found a simple, effective way to produce frozen food, but that was just the first step.
by Rudi Volti
DEEP-SEA DIVING A CENTURY AGO
Long before scuba, divers relied on simple equipment and lots of guts. An air hose and a rope were all that kept them from a watery grave.
by Kenneth Ackerman
 
 
 
Departments 
 
THEY’RE STILL THERE
At QRS Music Rolls in Buffalo, New York, pre-World War I pneumatic equipment works in harness with the latest computers.
by Frederick Allen
NOTES FROM THE FIELD
The latest techno-collectible: portable calculators.
by Frederic D. Schwarz
POSTFIX
Just after World War II, airplanes that had rained death on enemy lands were used to dispense something much more benign: television.
by Lynn Hinds
 
 
 
 
 

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