H. A. Thompson, Hesperia, XVII, 1948, p. 178, pl. 55 Wegner, Arch. Anz., 1938, cols. 276ff., figs. 1, 3, 7-13 Poulsen, Greek and Roman Portraits in English Country Houses, no. 53, p. 71 Blümel, Römische Bildnisse, R 37, pl. 27 Richter, Roman Portraits, no. 63 Head of a Young Man (from a Grave Relief)