1880-85 reference collection of hundreds, with genuine used and unused examples of "RO" overprints, 1881 tete-beche pairs, perf. and imperf., blocks of four, sheet of 20pa, several used and unused stationery cards, overprints, handstamps, cancels, etc., many signed, also a large group of forgeries, early Bulgaria first issue singles, mostly unused, some surcharges, mixed condition, fine reference collection, ex-Sismondo (Image)

Est.US$1,000