From the late 1960s onwards, Italian sculptors, especially those associated with the Arte Povera movement, have frequently made overt references to ancient art. Their work may be an exact replica of an antique statue, but more often the artist makes significant formal changes with regard to medium and provides the work with a different title. The present article discusses sculptures of Michelangelo Pistoletto, Giulio Paolini and Mario Ceroli, as well as some by the English sculptor Edward Allington, and touches upon the Danish artist Christian Lemmerz. When referring to earlier art, the contemporary artist often makes use of the multiple, in this way questioning the concept of the original and unique work of art. The Romans also made serial...