1851 - 1871, unused and cancelled collection, with a large number at good values like Bremen Michel no. 1 y used expertized Dr. Fischer, 9 an used with abridged certificate Neumann BPP, Heligoland 19 Aa used expertized Estelmann BPP, Lübeck 1 unused without gum with attest Mehlmann BPP, Prussia 13 used, Saxony 2 IIb used with attest Rismondo BPP and 13 used, as well superb and choice copies, in addition to it covers and postal stationery, many expertized with various short attests, nice and rich collection from collector's estate on stock pages, enormous catalog value