1880 overprinted "R.O." in blue or in black, 1/2pa (3), 10pa (3), 20pa, also 5pi horizontal strip of three (unused, showing different types of overprint), plus later Lion overprint in blue on 5pa lilac & pale lilac pane of 25 (minor perf. separations). In addition there are two locally addressed (Plovdiv) cards, some signed Kosack, etc., fine and rare group, high catalogue value (Cat No. 1,3,7,27) (Image)

Est.$750