RT Book T1 Der Islam in Deutschostafrika A1 Klamroth, M. LA German PP Berlin PB Berliner Evangel. Missionsgesellschaft YR 1912 UL https://ixtheo.de/Record/1893230643 OP 71 CN BP 64 K1 Islam : Africa, East K1 German East Africa : Religious life and customs K1 Islam