by GUNTER THOMAS, FRIEDRICH KNAUP, ARTUR FISCHER, HEINRICH SONTHEIMER
Year of Publication 23.04.1969

by THOMAS,GUENTER,DR, KNAUP,FRIEDRICH, FISCHER,ARTUR, SONTHEIMER,HEINRICH
Year of Publication 15.04.1970

by HEINRICH SONTHEIMER,DR, KNAUP,FRIEDRICH, GOTTHOLD BAUMANN,DR
Year of Publication 22.05.1969

by HEINRICH SONTHEIMER,DR, GUENTER THOMAS,DR, KNAUP,FRIEDRICH, FISCHER,ARTUR
Year of Publication 17.04.1969