To Wilhelm Behrens 29 August [1878]
Summary
Thanks him for ["Beiträge zur Geschichte der Bestäubungstheorie", in Program der Königlichen Gewerbeschule zu Elberfeld, 1877/78 (1879)]. Agrees with appreciation of Carl Sprengel’s work. Rejoices how highly GWJB appreciates Hermann Müller.
| Author: | Charles Robert Darwin |
| Addressee: | Georg Wilhelm Julius (Wilhelm) Behrens |
| Date: | 29 Aug [1878] |
| Classmark: | Niedersächsisches Landesarchiv – Standort Wolfenbüttel (VI Hs 11 nr. 12) |
| Letter no: | DCP-LETT-11678 |
To Wilhelm Behrens 10 November 1879
Summary
Thanks GWJB for work on nectaries ["Anatomisch-physiologische Untersuchungen der Blüthen-Nectarien", Flora (1878): 454–60].
| Author: | Charles Robert Darwin |
| Addressee: | Georg Wilhelm Julius (Wilhelm) Behrens |
| Date: | 10 Nov 1879 |
| Classmark: | Niedersächsisches Landesarchiv – Standort Wolfenbüttel (VI Hs 11 nr. 12) |
| Letter no: | DCP-LETT-12305 |
