Around 1926. Bronze with dark patina, h. 7 cm, l. 12 cm, at the bottom monogr. 'HR'. - Literature: Comp. M. Bruhns (ed.), Hans Martin Ruwoldt, Hamburg 1991, p. 87. - German sculptor and graphic artist, from 1911 studied at the School of Applied Arts in Hamburg, 1928-1933 member of the Hamburg Secession, primarily known for his animal figures, numerous sculptural works in the public space of Hamburg.