1918-1945. Mint never hinged, unused and cancelled collection in 2 stockbooks. Double mint never hinged / unused and used collected with many good issues, also already in the infla part with some expertized stamps like no. 118, 177-181, 190. From 1923 with souvenir sheet 1 and single stamps, souvenir sheet 2 single stamps used expertized Schlegel BPP, all Zeppelin and further good values.