Banknotes, German East Africa, Deutsch-Ostafrikanische Bank, ten rupien, 1 June 1916 (3): Serie B, nos. 1635; 2517; 4502, stamped X on back, Berendt-Frühling signatures, stamped BANK (Ros.935ab; Pick 41), very fine to good very fine (3) (120 - 150 GBP)