GROHMANN Hans G.E. (1/3 XXth CENTURY) (ABSTRACTION) --GERMAN-- Portrait of Wilbelm Grünner" 1924 Charcoal. Sheet size 15 x 11.50 cm. Frame29 xs 25.50 cm. Signed in the bottom right side. Documentation: * Reproduced in newspaper of the time Provenance: Ex- collection ECHTERBECKER / R. Mc."