No. 288 - arriving mail art "11880 - Bismarck, Otto Fürst von" from Benjamin Böhm (Germany)

No. 288 - arriving mail art "11880 - Bismarck, Otto Fürst von" from Benjamin Böhm (Germany)

Benjamin has looked for the telephone number of Bismarck, and this is the result of the internet research. Thank you very much.