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"It's hard to tell stories about critters that are not human. John W. Campbell tried it, in "Twilight," and everybody says it's a wonderful story, and nobody ever reads it twice."
- Jerry Pournelle
 |
| Instantaneous Kodaks (Traffic Control) | ||
| Use of cameras to help police officers enforce speed limits. |
This is a very early reference to this idea.
| "The policemen on duty also have instantaneous kodaks mounted on tripods, which show the position of any carriage at half-and quarter-second intervals, by which it is easy to ascertain the exact speed, should the officers be unable to judge it by the eye; so there is no danger of a vehicle's speed exceeding that allowed in the section in which it happens to be; neither can a slow one remain on the fast lines. |
| From A Journey In Other Worlds,
by John Jacob Astor IV. Published by Unknown in 1894 Additional resources -
|
Robert Heinlein had a more "modern" version of this in Methuselah's Children, published in 1941; see the traffic control camera.
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| 'Loogie Gun' Deployed On Pennsylvania Turnpike |
| VoltAir Electric Aircraft Concept |
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