cover 1894 (10 Aug.) Old Calabar provisional "ONE/HALF PENNY" on 2½d. blue with 1894 (June) 1d. vermilion pair and 2d. late on 1894 (28 Nov.) registered envelope to Kent cancelled by squared-circle d.s. with "R" and oval d.s. adjacent. Fine and very scarce. S.G. 65, 52, 53. Photo