Bust of a Young Man, Self-portrait (Knabenkopf, Selbstportr?t). Dated: 1922/1923. Dimensions: sheet: 52.8 ? 36.5 cm (20 13/16 ? 14 3/8 in.) plate: 32.5 ? 24.5 cm (12 13/16 ? 9 5/8 in.). Medium: etching and engraving, printed in green with red ink app