POLAND – Polanski, W. von / Rachmanow, W. von: Die Postwertzeichen und Poststempel von Polen im 18. und 19. Jahrhundert (1935), 82 pages (softcover) + 53 plates, this is No. 10 of the 300 copies printed, with original box (a few small faults). PLUS: Mikstein, Stanislaw: Pieczecie Posztowe na Ziemiach Polski w XVIII Wieku (1762–1800) (1936), 126 pages, red leather binding, dedicated and signed by the author. Estimate: 200 Euro