PORTRAIT BY HIS FELLOW 'WHITECHAPEL BOY', CLARA BIRNBERG (18941989), pencil, head, inscribed 'I Rosenberg' and signed 'CB 1915' in pencil and subsequently signed 'C Winsten' in green ink, framed and glazed, size of image aperture 11½ x 7¾ inches (29 x 20 cm), overall size 20 x 15 inches (51 x 38 cm), 1915
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