Specimen 20c. on 64c. and 1885 CC perf 14 25c. on 32c. with wing-margin and 56c. on 96c. with sheet margin at foot showing partly misplaced (downwards) surcharge, each overprinted "SPECIMEN" diagonally in red (Type CE4), fine mint. Scarce. S.G. 143, 167, 170. (from the collection of Dr. Conrad Latto). Photo