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Aguilar (Colo.) and Aguilar (Colo.) and Coal mines and mining by Pastorelli, Abe and Tapoya, John and Bisulco, Alex and Tapoya, John and Pastorelli, Abe of Aguilar, CO and Aguilar, CO from 1978-08-20 and 1913/1978 and 1913/1978
- UC Boulder