Svante August Arrhenius an Ernst Haeckel, Stockholm, 16. Februar 1914heil siegreicher bald hoch wehe dein bannerarrhenius Letter metadata Genre Telegramm Author Arrhenius, Svante August Recipient Haeckel, Ernst Dating 16.02.1914 Place of origin Stockholm Country of origin Schweden Destination Jena Possessing institution EHA Jena Signature A 48667 ID 48667