STUTTGART.- The exhibition Kollwitz Beckmann Dix Grosz. Wartime brings together works from within the Staatsgalerie Stuttgarts collection immediate artistic reactions to the two devastating world wars and society in the first half of the twentieth century. Series and portfolios by these artists rarely shown in their entirety are included, as are self-portraits and other impressive individual works. The drawings and prints are complemented by a small number of paintings and sculptures. For the first time in more than forty years, the Staatsgalerie is presenting its complete internationally noteworthy Käthe Kollwitz holdings, comprising some one hundred drawings and prints. Her oeuvre offers above all investigations as forceful as they are distressing of the themes of war, death and family. The artists son and gran