Dieter Quester – F1 1974 GP Austria. Photo via FB 1974 Austria GP. Photo Christian Sandler – sandlerchristian@aon.at 1974 Austria GP. Photo Christian Sandler – sandlerchristian@aon.at 1974 Austria GP. Photo Christian Sandler – sandlerchristian@aon.at 1974 Austria GP. Photo Christian Sandler – sandlerchristian@aon.at 1974 Austria GP 1974 this is from Sauro Torreggiani about Dieter Quester