Malwa Sultanate, Mahmud Shah I(AH839-873/1436-1469AD), Billion 1 Tanka, Obv: abu'l Muzaffar mahmud shah khalji duriba bi-hadrat shadiabad, Rev:al-khalifa amir al-mu minin khulidat khilafatahu, 9.10 Gms, (G&G M36), Extremely fine, Rare.

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