"Call of Sheikh ul-Islam in Constantinople to all Mohammedans to the holy war against England and France. 1915 by the governor in Cameroon informed the residences for further distribution".
Agricultural exhibitions in foreign places, especially in Argentina, British South and East Africa, England, Holland, India, Italy, Malay Islands, Dutch India, Russia, on Zanzibar, in Serbia and Siam
Agricultural exhibitions in foreign places, especially in Argentina, British South and East Africa, England, Holland, India, Italy, Malay Islands, Dutch India, Russia, on Zanzibar, in Serbia and Siam: Vol. 1
Agricultural exhibitions in foreign places, especially in Argentina, British South and East Africa, England, Holland, India, Italy, Malay Islands, Dutch India, Russia, on Zanzibar, in Serbia and Siam: Vol. 2
Agricultural exhibitions in foreign places, especially in Argentina, British South and East Africa, England, Holland, India, Italy, Malay Islands, Dutch India, Russia, on Zanzibar, in Serbia and Siam: Vol. 3
Definition of the border between D e u t s c h - O s t a f r i k a and the Belgian Congo colony. - Material for the Brussels negotiations in 1910: Vol. 2
