Dell'Erba, Coinage of Guglielmo Altavilla, Duke of Puglia
Luigi dell'Erba, Chronology of the coinage of Guglielmo Altavilla duke of Puglia and changes in the shape of his coins (1111-1127), Tip. of the Royal Academy of Archeology, Letters and Fine Arts, Naples 1934, pp. 32, richly illustrated, 28 cm, br. and.
Extract from: Bulletin of the Neapolitan Numismatic Circle, a. XVI, n. 1, 1934.
Minimal traces of use on the paperback, otherwise in excellent condition.