Poland 1918-1950 impressive collection on hingeless leaves, largely fine mint or UM with several scarce miniature sheets and better sets,

Poland 1918-1950 impressive collection on hingeless leaves, largely fine mint or UM with several scarce miniature sheets and better sets, and some of the scarcer early overprints. Also few later mini-sheets. Cat value exceeds £17,500. Rarely offered with such a degree of completion. (100s)