unused 1890-91 2½d. on 4d. block of four with one showing varieties "PFNNY" for "PENNY" and broken "K" for "Y", fresh mint (one normal with inclusion) and two singles, one with part original gum showing variety surcharge double and the same varieties as last, the second fresh mint with variety "PFNNY" for "PENNY". S.G. 30, 30b/ca, 30c; £610+