Word: photographers
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Dates: during 1940-1949
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...earth's suboceanic ribs under these deposits. Ewing has already discovered sand ripples in ocean bottoms as deep as 600 feet, indicating previously unsuspected currents. To pursue a theory that cold water moves along the ocean bottom from the poles to the equator, Ewing plans to photograph the movement of dye released on the ocean floor...
...thousands on thousands of them: a tribute from the Red Caps of New York's Pennsylvania Station; from President Roosevelt and from Governor Thomas E. Dewey; tributes from little people, many of them signed only "A Friend." In a London pub he had visited in 1941, his photograph was draped with crepe; one of the "regulars" drank a toast to him: "We're sorry he's gone. He was a proper gent-very easy to mix with...
...higher their speed, the more penetrating are the X rays produced when they collide with the metallic target. Low-voltage or "soft" X rays are sufficient to reveal cavities in teeth or the bones of the hand, because bone absorbs them and thus throws a "shadow" on the photograph. But to reveal gas bubbles or minute flaws in steel armor plate, very "hard" rays are needed, hence a very high voltage in the tube...
Part of Dr. Hilleboe's $10,000,000 will be used for further research on drugs. But the biggest weapon in his arsenal is simply a mobile X-ray machine, with which he hopes eventually to photograph every chest in the U.S. The machine, now equipped with a new electronic timing device, produces fast, small, high-quality X rays at one-fiftieth of the former cost, can take 500 pictures...
...year ago, when the observer visited Franco, there were three of them-a large, autographed photograph of Pope Pius XII, flanked by large, autographed photographs of Hitler and Mussolini. When he called again eight months later the pictures were still there...