A set of twenty prints reproducing the heads of some of the figures depicted in the fresco of Parnassus, painted by Raphael in c.1510-11 in the Stanza della Segnatura, Vatican. Each print is lettered with production details and identification of the figure represented. The prints were published in Raccolta delle teste dei filosofi, dei Poeti, colle nove Muse ed Apollo, e di altri uomini illustri dipinti da Raffaelle nella Scuola d'Atene e nel Parnasso al Vaticano, a series engraved by a number of different artists after designs by Luigi Agricola. For a set of engravings from the same series reproducing heads from The School of Athens, see RCIN 852538.a-o.