Word: leggers
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Dates: during 1960-1969
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...three-legged ladder puts one farther away from his work than an equivalent height four-legger. Furthermore, that top step will be very narrow and that's where most people stand...
...exploring the moon (see cuts) were outlandish contraptions; some of them were serious and imaginative attacks on the difficult problem of studying the lunar surface before humans learn how to survive there. RCA showed a six-legged job that walks cautiously on circular rubber feet, a small six-legger that looks like a metal praying mantis, an inflated plastic ball, and a moon rover that creeps like a centipede. Perhaps the best thought out of the tribe was an insectlike machine made by Space-General Corp. Powered by solar batteries, it walks on long, jointed metal legs. By means...