Got one 'Mitteilungsheft' for sale, published by the Zwölfer-Bund, Kameradschaft ehemalige 12'er, 467'er and 27'er. It is number 72, published April 1987. Articles about German monuments in France for the war of 1870-187, Nekrolog zur Erinnerung, an article about members who died during 1986 and 1987, a visit to the Rommel Kaserne in Ostenrode and a few other articles.
Worldwide shipping included, Paypal prefered, €7,50. Trading for another Heft of the Zwölfer Bund also an option.