essay 2 lbs. 1917 Issue (Second) Snuff, vignette proof (Turner S-92), central vignette portion of the design, cut away from 2 lbs. denomination completed proof, 'OK initials 9 27 21' approval in ms., in Black on India, die sunk on 6 x 8" card, Bureau control number in blue on reverse, small card corner crease (die not affected), otherwise very fine, very scarce, believed to be unique est.