00553nam a2200157Ia 4500008004100000082000900041100001200050245005400062260003200116365000600148630005400154730005400208942000900262999001900271952010500290100415s9999    xx            000 0 und d  b7270  aB.B.O.C  aBulletin Of The British Ornithologist's Club Lvii  aLONDONc1937bWITHERBY & CO  b0  aBulletin Of The British Ornithologist's Club Lvii  aBulletin Of The British Ornithologist's Club Lvii  cBOOK  c590228d590225  00104070aBNHSbBNHSd1971-02-17g0.00l0o 7270pBNHS-7270r2010-04-15 00:00:00w2010-04-15yBOOK