Haeckel, Ernst, German biologist (1834-1919). Autograph quotation signed.
N. p. o. d.
Large 8vo. ½ p.
€ 250.00
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Dedicated to "Herrn Professor | Dr. Karl Heider | Director des Zoologischen Instituts in Innsbruck | hochachtungsvoll | Ernst Haeckel".
Lower margin slightly spotty and small tear in the centerfold.