There are 3 matches

Collection Authorizer Collection name Reference
30248A. Rees Pyongyang Coalfield (= PGAP 13135) Kungurian/Lopingian - North Korea Lee (1988)
30250A. Rees N. Pyongyang Coalfield (= PGAP 13133) Kungurian/Changhsingian - North Korea Lee (1988)
30252A. Rees Kowon Coalfield (= PGAP 13131) Kungurian/Lopingian - North Korea Lee (1988)

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