by later hand, lower right in graphite: Richard Cosway del. / Jacob. Epstein
The artist, until his death in 1821; Maria Cosway, Lodi, until her death in 1838; Collegio delle Grazie, Lodi, until 1896; (sale, Christie, Manson & Woods, London, 1 June 1896, no. 159 ['Naked Man clinging to a rock, between a serpent and a lion--pen and ink, washed']; bought by Sabin. Sir Jacob Epstein [1880-1959], according to inscription on the mount. (sale, London, Christie's, 7 April 1998, no. 1); Bernadette and William M. B. Berger, Denver, CO; The Berger Collection Educational Trust; (sale, Sotheby's, New York, 25 January 2017, no. 91); (Trinity Fine Art, London); purchased 2018 by NGA.