The title page reads ‘Nummorum in Musaeo Roseano apud Alepinos series a praenobili viro domino dno Comite de Sandwich coempt'. It is a detailed catalogue of 90 pages, including ‘Medailles des Roys de Syrie, Rangés Selon Le Livre Intitulé Del Tesoro Britannico Deliné par nicola haym,’ and listing almost a thousand coins. The coins, 425 of silver and 547 of bronze, are mostly of Syria and the Roman emperors, but include some from further afield; Carthage (p. 12), Athens (p. 16), Byzantium (p. 22) and several Asian cities. The Roman coins range from Pompey to Zenobia, and include many provincial coins, especially from Syria and Egypt.