GREECE: "???????? ??????S?S" surcharge on 1911 Bulgarian stamps, set of 10 values (10l./15ct. missing). On 50l./10ct., 1dr/15ct. and 1dr/30ct. surcharge inverted. 10l./25ct., 15l./2ct., 50l./10ct. and 1dr/15ct. hinged, the rest u/m. (Hellas 1/2+4/11). (Image)