The Catalogue of the Coins in the Indian Museum, Calcutta, and Including the Cabinet of the Asiatic Society of Bengal is a monumental numismatic work published in four volumes. This comprehensive catalogue meticulously documents the vast and historically significant coin collections housed in the Indian Museum, Calcutta, along with those of the Asiatic Society of Bengal. Volume IV concentrates on the Coins of the Muhammadan States of India. This includes a systematic account of the coinage issued under the Delhi Sultanate, Mughal Empire, and other Islamic dynasties across the Indian subcontinent. The volume serves as a critical resource for understanding the Islamic numismatic heritage of India.