Auction 309-320 - Europe & Overseas - Day 6

DDSG / DSNC 1882: Bulgaria 50 st. beep blue on rose-pink, a used example on 1889 imprinted "Erste k.k. priv. Donau-Dampfschiffahrts-Gesellschaft" envelope carried at single registered rate to Copenhagen, tied by bilingual "Ruse / Roustchouk" cds (Nov 15). Reverse with oval "1. K. K. P. / D.D.S.G. / AGENTIE / RUSTZUK" in blue (Tchilinghirian fig. 912) alongside Copenhagen arrival (Nov 19) cds. Envelope sensibly opened for Exhibit display. Scarce and most attractive.