-
41
-
42
-
43
-
44
-
45
-
46
-
47
-
48
-
49
-
50
-
51
-
52
-
53
-
54
-
55
-
56
-
57
-
58Published in Journal für Ornithologie (1919)Get access
Get access
Get access
Get access
Article in Journal/Newspaper -
59
-
60