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Keywords from Image Description:
Naumann . Alca impennis Riesenalk Sommerkleid Erstes Winterkleid natrl Grsse XII Illustration biodiversitylibrary org title Hennicke Carl Richard Naumann Johann Andreas Naumann Johann Andreas Naumann Johann Friedrich NameFound Alca impennis NameConfirmed Alca impennis NameBankID Biodiversity Heritage Library Once