Correspondence with board members of the Colonial Society (Hübbe-Schleiden, von Kusserow); with W. Annecke of the African Society in Germany; S. Sprenger, Heidelberg and A. Woermann, Hamburg.
Various correspondence (partly with attachments), especially in colony matters: G. Meinecke, editor of the Deutsche Kolonialzeitung in Berlin (19.04.1883), G. A. Fassheber (17.01. and 10.02.1883), R. A. Hehl (03.01.1883), Dr. Hübbe-Schleiden (08.03. and 23.07.1884), S. M. Imperador (17.09.1884), Johannes Schulz, forwarding agent (12.01.1885), Draenert (07.07.1885), Friedrich Kelling (11.10. and 24.11.1885), W. Spielberg (24.07.1885, 21.01.1886), Aviso from the Agricultural Directorate Rio de Janeiro (29.09.1885), B. Scheidemantel (10.06.1885) Also includes: Brazilian passport Hermann Blumenaus (1884)
