DP65 1870 1/2d Colour trial using the engine turned background Ex. Bates (1934)

1870 1/2d Colour trial using the engine turned background. Very fine group of roughly torn bands printed in chrome-yellow and yellow green on white wove paper and dark blue green on blue wove paper. Extremely rare we record only three other pieces in private hands. (The Bates lot was two of each colour). Ex. Bates (1934). Spec. DP65. Illustrated in The Line Engraved Halfpenny by Messenger Fig.7. Cat from 9000 pounds