Science: Long Punch

One lesson learned in World War II is that a daylight bomber is only as good as its gunnery. This week the Fairchild Camera and Instrument Corp. announced an electronic gun sight which, its inventors said, extends the effective range of bomber machine guns from 600 to 1,000 yards.

The inventors, H. Erwin Hale and Irving Doyle, began work on the sight in 1938. With military secrecy lifted, Hale told the Institute of the Aeronautical Sciences in Dayton that the sight, known as K8, has been found three or four times as accurate as...

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