Artist Carlfriedrich Claus lived somewhat like a hermit in Annaberg-Buchholz, but corresponded in the GDR with intellectuals on the other side of the world and worked meticulously on his own work, including intricate drawings devoted to thought and philosophy. In 1998, he died in Chemnitz. His estate there is located in the Carlfriedrich Claus Archive of Art Collections. The…