Earth unity - Stock, Christian; Tangerding, Götz 1951-1991; Miklin, Karlheinz 1946-2019; Tangerding, Götz 1951-1991; Tangerding, Götz 1951-1991; Tangerding, Götz 1951-1991; Miklin, Karlheinz 1946-2019; Miklin, Karlheinz 1946-2019