1900-1945, essentially however from 1923 led inventory in a stockbook with many sought-after issues in mint never hinged condition, including 412 z (30 values in two parts of sheets), Wagner 20 pfennigs - 40 pfennigs, Polar travel, help in need, Presidents of the Reich and so on, some in multiples in very nice quality, also the Would follow issues pending multiple execution, in the supplement also Service stamp issues, high catalog value.