Watercolour, 40 x 50 cm, lo. ri. as well as lo. le. sign. a. dat. Bernhard Klein 1964, on the reverse titled 'Der Balkon', matted a. framed under glass. - Painter a. graphic artist, younger brother of César K. He studied in Hamburg under C. O. Czeschka a. joined the Berlin 'Novembergruppe' in 1918. Later he was head of stage design at the Königsberg theatre.