Correspondence with members of the Kolonialverein and the Kolonialgesellschaft on colonial issues and matters of the society (board elections etc.) with Richard Jakob, Berlin; Graf Stolberg-Wernigerode; Otto von Tettenborn, Colonel (retired), Dresden; Paul Zilling, Stuttgart; Prof. H. Wagner, Göttingen; Prof. Ratzel, Munich; Richard Lesser, Berlin (Deutsche Kolonialzeitung); Livonius, former vice admiral; Graf Hatzfeld-Trachenberg; Dr. M. Lindemann, Bremen; Count Behr-Bandelin; Admiral von Werner; Eighth Deutscher Geographentag-Freiherr von Richthofen; Prince zu Wied-Neuwied; Prof. W. Detmer, Jena; G. Schweinfurth; R. v. Bennigsen, Hannover and others.
Private lawsuit of Peters against the editor Gustav Brüggemann (Kölnische Zeitung) and the former governor Rudolf von Bennigsen for insult before the district court Stuttgart from 13.01.1908: witness statements
Resignation of Bennigsen from the management of the Hannover Department of the D e u t s c h e K o l o n i a l g e s e l s c h a f t - Letter of thanks from the President and the Board of the Hannover Department
