1914 - 1918, interesting collection "post the Austria multiples at the German army" with approximate 50 covers and cards, all over the German army postal service used with corresponding German army postal service postmarks, registered covers, offical postal service, interesting senders mark and so on. (including R offical matter from Brüssel! ), in addition to it ten covers and cards from German multiples the over the Austria / Hungarian army postal service used are and a few copies from treatises over these area, in this combination a rare offer!