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X-Ray Reveals Even the Tin in Your Socks
��A group of mollusks being X- rayed to find out whether or not they contain pearls. The shell- fish are resting on the photo- graphic plate directly under the lens of the X-ray apparatus
���In a photograph of the shod foot the X-ray shows the bones of the foot the _ metal eyelets for the laces, the nails in the heel and the wires and nails around the sole
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