1942
Bibliografía (13 obras)
Roman Coins Their Values Volume 4
2011
Roman Coins And Their Values The Millennium Edition
2005
Roman Coins and Their Values, Vol II, The Accession of Nerva to the Overthrow of the Severan Dynasty AD 96 - AD 235
2002
History and Coinage of the Roman Imperators 49-27 BC
1998
Roman Silver Coins, Vol V, Carausius to Romulus Augustus
1987
Greek imperial coins and their values
1982
The emperors of Rome and Byzantium
1981
Greek Coins and Their Values Volume 1
1980
Greek coins and their values
1978
Greek Coins & Their Values Vol. I
Collecting Greek coins
1977
Byzantine coins and their values
1974
Roman coins and their values
1964
