Bestandslücken
[N=19.1915,325-326; 21.1917,50,224-225,229-230,255,257-263,293-298,300-333,335-338,354,358; 22.1918,70,87-104,116-117,121,133,184,191,208,273,276,283,286-287; 23.1919,180,182,197-201,204,207,214,218,227,325,356; 24.1920,1,2,4,5,12,13,76,82,90,91,95,96,101,106,108,112,114,119,121,123-124,126,128,132-133,135,138-139,146,152,156-158,168,171-172,174,176,184,188,190,191,198-199,201,220,233,239,304; 25.1921,50,64,67,75,76,87,89,96,98,102,104,116,174-175,218]