Etching, 15,5 x 23 cm, lo. ri. autographed M. Ruwoldt, in the plate monogr. R, min. dam. to the margin, mounted in passepartout, unframed. - German sculptor a. graphic artist, studied at the Hamburg arts school since 1911, member of the Hamburg secession, famous for his animal figures, many public commissions in Hamburg. - Lit.: Vollmer, Bruhns.