Word: sheeting
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Dates: during 1960-1969
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...print director, William Lieberman, the pioneer of the movement is Robert Rauschenberg, who in 1964 created a print called Shades, which was, in effect, an art-toy-graphic. He transferred bits of newspapers and magazines onto a lithography stone, then inked and printed the image on an acetate sheet, which he in turn laminated on Plexiglas. Finally, he illuminated the whole thing with a light bulb. The result: a movable electric 3-D graphic...
below the surface of the Greenland ice sheet by an Army team that had drilled to a record depth...
...retrieve ancient ice, Army engi neers, led by Physicist B. Lyle Hansen, used a thermal drill with a hollow, elec trically heated head that melted its way down through the sheet, while leaving a 51-in. ice core intact inside it. Every 5 ft. the drill was stopped so that the core could be returned to the surface for study...
...been dating the ice cores both by counting the yearly layers -much as the age of a tree is determined by counting its rings - and by isotope dating of bubbles of ancient air trapped when the ice was formed. Samples tak en from the bottom of the sheet have been found to be as much as 10,000 years old. The ice and the trapped air bubbles are also being analyzed for composition, organic and inorganic im purities, influences of climate and other characteristics that add up to a polar history of the earth over the past 100 centuries...
...over the English Channel. Opposite Bobby's desk, in stark contrast to the collection of his children's watercolors, are memorabilia of J.F.K.-whom he almost always calls "the President" or "President Kennedy," rarely "my brother" and never "Jack." There are several photos, a framed scratch sheet with Jack's pencil doodlings from his last Cabinet meeting (Oct. 29, 1963), and a photo of J.F.K. accompanied by some words from Tennyson's Ulysses: "Come, my friends, 'tis not too late to seek a newer world...