Emma Spanier was born into a Jewish family in Berlin on July 4, 1890.

Gerhard Wartenberg was born in Tannroda/Thuringia on February 1, 1904, the son of a self-employed sign painter. He joined an anarcho-syndicalist youth group at an early age, and in 1927 he became a member of the Free Workers' Union of Germany (FAUD), an anarcho-syndicalist trade union. In 1926 he studied chemistry in Leipzig and received his doctorate in 1928. From the fall of 1929 to mid-1930, he worked as a chemist for the French company "Produits photographiques et plastiques," which had a production facility in Pereslavl near Moscow.

25 Mar. 2015
Mannhart Group

Aug. 22, 2006
* April 6, 1901; † May 5, 1944 in the

Oct. 23, 2004
* May 12, 1893; † May 8, 1944 in the

Max Reissner was born on July 8, 1886, in Neustadt near Pinne, the son of Jacob Reissner, a grain merchant, and his wife Helene, née Mottek.

Oct. 23, 2004
* Feb. 11, 1872; † Jan. 7, 1943 in the

25 Mar. 2015
Mannhart Group