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Eysenhardt hat ihm von seiner Dissertation (über die Nieren) ein weiteres Exemplar gegeben. Übersendet die ersten Bogen eines ornithologischen Handbuchs für Preußen, das auf seine Anregung durch den Ausstopfer des Museums (Ebel) geschrieben wurde. Das Werk enthalte alle Vögel, die jemals im nördlichen Europa beobachtet wurden. Das Buch sei auch für Oberförster berechnet, nur habe der arme Verfasser den Druck selbst bezahlen müssen. Bittet, um Pränumeranten zu werben, vielleicht könne auch ein Danziger Buchhändler eine Partie abnehmen. Das Werk erscheine am 1. Mai, er werde dazu eine Vorrede verfassen (Carl Ludwig Ebel: Ornithologisches Taschenbuch für Preußen, Königsberg 1823).</mods:abstract><mods:identifier type="uri">http://kalliope-verbund.info/DE-611-HS-3600709</mods:identifier><mods:identifier type="urn">urn:nbn:de:hebis:26-digisam-180063</mods:identifier><mods:relatedItem type="series"><mods:titleInfo><mods:title>Nachlass Karl Ernst von Baer - 1. 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