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