Word: detector
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...could never to any of us be just a postcard picture. ... It was something alive that played an important part in our existence. . . . It is a superb observation point, of course, and the Germans had placed a sound detector and searchlight at one place, and four of them had used the Cook's Hotel halfway up for observation and radio transmission...
...revealing request was for a detector to locate "nonmetallic land mines." This would indicate that the Axis has developed mines, probably made of plastic, that escape detection by magnetic locators...
Other gifts the Army would like for Christmas or sooner: a detector to spot unseen enemy soldiers approaching along jungle trails; a light (probably using infrared rays) that would enable soldiers to see objects at night but be invisible to the enemy; an improved means of signaling the identity of ground troops to friendly planes and vice versa; a simple, harmless process for darkening metals, especially aluminum, so that they will not reflect light; a method of waterproofing vehicles so that engines will not stall when they ford streams; an inexpensive, durable metal for soldiers' dishes; a means...
...through a detector...
...removal of land mines is the sort of horrifying job that defies description. All armies depend on their-engineers to do it. One detector is a sort of divining rod that works on an electromagnetic circuit, creates a buzz in the engineer's earphones when held over a buried mine. Such equipment is cumbersome on a battlefield, and British sappers prefer the old poke-&-dig method (see cut). Once the mines are discovered, each-whether there are 250 or 25,000-must be dug up with a fine touch...