THE ONLY RECORDED MULTIPLE 1891-92 6c on 40c amber type 10, surcharge with 2mm space HORIZONTAL PAIR (pos. 6-7 on sheet), tied to piece in combination with North Borneo 1891-92 6c on 8c yellow-green (SG 55) by ovals of bars, with part red London oval registered ds below just tying the right-hand stamp. Trace of a registration line just affecting the left stamp but a unique and desirable item, being the only recorded multiple of this very rare stamp (SG £10'000+) Provenance: Bickly and Caspary, (with pencil note on reverse Peckitt 4/2/09) Expertise: Cert. BPA (2012) (Image)