On April 17 to 19, 1980, the Central States Numismatic Society Convention was held in Lincoln, Nebraska, preceded by Professional Numismatists Guild Day on the 16th. The atmosphere was uncertain
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On April 17 to 19, 1980, the Central States Numismatic Society Convention was held in Lincoln, Nebraska, preceded by Professional Numismatists Guild Day on the 16th. The atmosphere was uncertain