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Record #:
20217
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Abstract:
On an archaeological excavation at the fort site on Roanoke Island, three metal disks were found. These casting-counters were part of the equipment used in medieval Europe for manual reckoning--the forerunner of the modern adding machine.
Source:
North Carolina Historical Review
(NoCar F251 .N892), Vol. 33 Issue 1, Jan 1956,
p1-11, il, f
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