BRIEF OHNE UMSCHLAG Bleek, Wilhelm Heinrich Immanuel Author: Bleek, Wilhelm Heinrich Immanuel Recipient: Haeckel, Ernst Dating: 18.09.1868
BRIEF OHNE UMSCHLAG Bleek, Wilhelm Heinrich Immanuel Author: Bleek, Wilhelm Heinrich Immanuel Recipient: Haeckel, Ernst Dating: 02.10.1868
BRIEF OHNE UMSCHLAG Bleek, Wilhelm Heinrich Immanuel Author: Bleek, Wilhelm Heinrich Immanuel Recipient: Haeckel, Ernst Dating: 04.08.1870
BRIEF OHNE UMSCHLAG Bleek, Wilhelm Heinrich Immanuel Author: Bleek, Wilhelm Heinrich Immanuel Recipient: Haeckel, Ernst Dating: 18.04.1871
BRIEF OHNE UMSCHLAG Bleek, Wilhelm Heinrich Immanuel Author: Bleek, Wilhelm Heinrich Immanuel Recipient: Haeckel, Ernst Dating: 19.10.1871
BRIEF OHNE UMSCHLAG Bleek, Wilhelm Heinrich Immanuel Author: Bleek, Wilhelm Heinrich Immanuel Recipient: Haeckel, Ernst Dating: 27.11.1872
BRIEF [O.A.] Bleek, Wilhelm Heinrich Immanuel Author: Bleek, Wilhelm Heinrich Immanuel Recipient: Haeckel, Ernst Dating: 18.03.1873
BRIEF OHNE UMSCHLAG Bleek, Wilhelm Heinrich Immanuel Author: Bleek, Wilhelm Heinrich Immanuel Recipient: Haeckel, Ernst Dating: 10.09.1873
