From the case:
Copper beaten (photo)
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Copper beaten skull (also known as beaten brass skull) refers to the prominence of convolutional markings (gyral impressions on the inner table of the skull) seen throughout the skull vault.
Copper pots with beaten bottoms.
Image courtesy of Wikimedia commons (http://commons.wikimedia.org/wiki/File:Copper_utensils_Jerusalem.jpg)
Photo by Gila Brand (Creative commons).
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