Tolong jelaskan mengenai Karya dari Harold Mattingly

Coins of the Roman Empire in the British Museum, 6 tomes, British Museum, London, 1923.

(with Edward Allen Sydenham), The Roman Imperial Coinage, 10 v., Spink, London, 1923-1994.

Roman Coins from the Earliest to the Fall of the Western Empire, Methuen & Co., London, 1928.

The Date of the Roman Denarius and Other Landmarks in Early Roman Coinage. H. Milford, London, 1933

Some New Studies of the Roman Republican Coinage. Proceedings of the British Academy: pp. 239–285, 1953.