E. Trier, Marino Marini, Cologne, 1954, no. 19 (another cast illustrated).
H. Lederer and E. Trier, Marino Marini, Stuttgart, 1961, no. 79 (another cast illustrated).
G. Carandente, Marino Marini, Milan, 1966 (another cast illustrated, pl. X).
H. Read, P. Waldberg and G. di San Lazzaro, Marino Marini: Complete Works, New York, 1970, p. 367, no. 289 (another cast illustrated, p. 366).
C. Pirovano, Marino Marini: Scultore, Milan, 1972, p. 164, no. 300 (another cast illustrated; another cast illustrated again, p. 110, fig. 118).
Marino Marini, London, 1980, no. 142 (another cast illustrated).
L. Papi, Marino Marini: Impressioni di Lorenzo Papi, Ivrea, 1987 (another cast illustrated).
C. Pirovano, Marino Marini, Milan, 1988, p. 141, no. 128 (polychrome bronze version illustrated in color; dated 1950).
G. Iovane, Marino Marini, Milan, 1990, p. 91.
M. Meneguzzo, Marino Marini: Cavalli e cavalieri, Milan, 1997, pp. 134-137, no. 69 (another cast illustrated, p. 222).
G. Caradente, ed., Marino Marini: Catalogue Raisonné of the Sculptures, Milan, 1998, p. 257, no. 368b (another cast illustrated).