A simple cure for railroad collisions has been suggested by Orestes H. Caldwell, ex-Federal Radio Commissioner, now editor of Electronic Industries. His cure: two-way radio.
U.S. railroads have made almost no use of electronics. "Every ship and every plane," says Caldwell, "is in constant touch with the rest of the world by radio but every railroad train crew is utterly isolated while in motion." To stop another train, trainmen still follow the "archaic practice" of sending a brakeman up the track with a lantern or flag.
But Caldwell observes that the recent epidemic...
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