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Keywords from Image Description:
Reise in den ussersten Norden und Osten Sibiriens whrend der Jahre und mit Allerhchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg Taf. IV . IV vr ' ' ' ' ' ' ' Taf IV Illustration biodiversitylibrary org title Imperatorskaia akademia nauk Russia Middendorff