00499nam a2200121Ia 4500008004100000082001600041100002000057245008100077260005100158365000600209630008100215730008100296100415s9999    xx            000 0 und d  b2022a598.2  aJespersen  Poul  aStudies In Bird Migration Being The Collection Papers Of H. CHR.C. Mortensen  aMUNKSGAARDc1950bDANSK ORNITHOLOGISK FORENING  b0  aStudies In Bird Migration Being The Collection Papers Of H. CHR.C. Mortensen  aStudies In Bird Migration Being The Collection Papers Of H. CHR.C. Mortensen