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38 Pages in
Charles Darwin's Library
associated with "people/references - Sprengel"
Befruchtung der Blumen durch Insekten
By: Müller, Hermann.
Publication info: Leipzig, Wilhelm Engelmann, 1873
Pages:
Page 3
Page 4
Page 37
Page 145
Page 284
Page 435
Das entdeckte Geheimnis der Natur im Bau und in der Befruchtung der Blumen
By: Sprengel, Christian Konrad.
Publication info: Berlin, F. Vieweg, 1793
Pages:
Page 271
Page 355
Page 357
Page 359
Page 395
Page 397
Page 403
Page 407
Page 413
Page 431
Page 437
Page 75
Page 79
Page 111
Page 29
Page 23
Page 17
Page 1
Page 137
Page 141
Page 143
Page 157
Page 167
Page 171
Page 173
Page 245
Page 259
Die Geschlechter-Vertheilung bei den Pflanzen
By: Hildebrand, Friedrich.
Publication info: Leipzig, Wilhelm Engelmann, 1867
Pages:
Page 16
Page 18
Page 23
Untersuchungen über die Bedeutung der Nektarien in den Blumen
By: Kurr, Johann Gottlob von,
Publication info: Stuttgart, Henneschen Buchhandlung, 1833
Pages:
Page 86
slip attached 2, side 2