Word: shear
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Dates: during 1920-1929
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...interfering less with other workmen. The time saved was over 20%. Strength tests showed the welded joints to be 100% strong, as against a 65% to 70% average for riveted joints?that is, the welds were as strong as the girders they joined, often stronger under test stresses. Rivets shear or rip out their holes sooner than the girders break...
...Greek painting-a decoration upon the guard walls of an arena, showing gladiatorial combats lifesize, in color. A Targe Roman villa of the First Century A. D. yielded floor mosaics that are "without doubt the finest thing of the sort yet found in Greece," according to Dr. T. Leslie Shear of the American School of Classical Studies...