1899 (July) "4 / CENTS" type 17 surcharges set of 9 from 4c on 5c to to 4c on $1 in mint blocks of four, mostly marginal with the 5c and 6c matching from upper right corner with sheet number, the low values perf 14.5-15 except 8c (perf. 13.5-14) and 24c (perf.13.5-14 with the upper pair compund perf. 12-13 vertically), most stamp mint n.h., a couple of imperfections (right pair of 5c block with slight crease, one 18c with corner grease stain, the 50c and $1 with some perf. separation), overall fine and rare set in blocks (S.G. £1'300 as singles), ex Walter Bickly.