U. Apollonio, Marino Marini, Scultore , Milan, 1953 (another cast illustrated, pl. 104; titled Composition ).
E. Trier, Marino Marini , Cologne, 1954, p. 19 (another cast illustrated).
H. Lederer and E. Trier, The Sculpture of Marino Marini , Stuttgart, 1961, p. 140 (another cast illustrated, pl. 69).
P. Waldberg, H. Read and G. Di San Lazzaro, Marino Marini, Complete Works , New York, 1970, p. 365, no. 280 (another cast illustrated).
C. Pirovano, Marino Marini, Scultore , Milan, 1972, no. 286 (another cast illustrated, p. 163).
G. Iovane, Marino Marini , Milan, 1990, p. 106 (another cast illustrated).
M. Meneguzzo, Marino Marini: Cavalli e Cavalieri , Milan, 1997, pp. 131-133, no. 61 (another cast illustrated).
Fondazione Marino Marini, ed., Marino Marini: Catalogue Raisonné of the Sculptures , Milan, 1998, no. 357b (plaster version illustrated, p. 252).