Bestand
Vol. 17.1952,5,9-12,14 - 19.1969/70,6,9-10,24; 35.1970/71,16 - 39.1974/75,5
Bestandslücken
[N=18.1953,1-8,13-24; 19.1954,1,3-6,9-22; 22.1957,11; 30.1956/66,27; 31,1966/67,2; 33.1968/69,1-5,13,17-18,20-27; 35.1970/71,22,25; 36,1971/72,19; 37.1972/73,3,8,12,16,18,27; 38.1973/74,2-3,5-6,10,19,22; 39/1974/75,1-2,4]