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Der Zug der Vögel
Published in Journal für Ornithologie, in 1855, in volume 3, pages 238-255
Created: 2014-09-04, modified: 2014-09-04
SHORTER NOTES
Published in Torreya, in 1916, in volume 16, issue 3, pages 70-72
Created: 2022-12-14, modified: 2022-12-14