Contains among other things: Walter Busse, On the Methodology of Arable Farming in D e u t s c h - O s t a f r i k a . Special print from the German Colonial Gazette No. 10, May 15, 1907 Walter Busse, Questions of Time of Agriculture in Tropical Africa with Special Consideration of Cotton Growing. special print: Tropical Plants, Organ of the Colonial Economic Committee, 11th Vol., No. 6, 1907
Contains among other things: Linder, Economic Exploration of Egypt. 1905th ed. by the Colonial Economic Committee. Berlin, 1905
Contains among other things: Cotton industry in Germany Cotton production in the USA. Essay on cotton production and the cotton trade in the world with regard to the initiation of cotton culture in D e u t s c h - O s t a f r i k a
Contains among other things: State efforts to promote cotton culture in Turkestan, Transcaspia and Transcaucasia. Ed. by the Colonial Economics Committee. Berlin 1901
Contains among other things: Economic and transport map of D e u t s c h - O s t a f r i k a: Cotton cultivation M: 1:5 000 000. n/a
Contains among other things: About the activities of the agricultural experimental stations in D e u t s c h - O s t a f r i k a . (Special print from the German Colonial Gazette No. 5, March 1, 1912)
Contains among other things: Karl Supf, Results of the D e u t s c h - O s t a f r i k a journey 1913, ed. by the Colonial Economic Committee, Berlin 1913