1870 / 1920, interesting lot unhinged mint or unused stamps in the safe ring binder, amongst other things as well Michel-no. 26 X without gum (expertized Brettl BPP), 26 X original gum (expertized Sem BPP), 26 Y no originals gumsstruktur (expertized Brettl BPP), 28 ZW (right stamp hangs at the "seidenen thread", certificate with photograph Buehler), different other gutter pairs and special feature, coat of arms Pfennige different x papers, nice collection mint never hinged se-tenants and so on.