1872 - 1945, specialized unused and mint never hinged collection, to 1923 and then again from 1938 collected, with good values like Michel no. 101 c mint never hinged expertized Oechsner BPP, I / III mint never hinged with lower margins, 112 b mint never hinged with margin of sheet expertized Winkler BPP, 206 W F mint never hinged with abridged certificate Winkler BPP, souvenir sheet 1 unused expertized Schlegel BPP and souvenir sheet 2 unused expertized Schlegel BPP, rich collection in the Safe illustrated album