Leipzig, 27.1.1930

Leipzig, 12.5.1930

Leipzig, 31.5.1930

Leipzig, 10.6.1930

Harlingen, 13.7.1930

Harlingen, 21.7.1930

Wuppertal-Barmen, 21.8.1930

Leipzig, 9.9.1930

Wuppertal, 30.10.1930

Wuppertal-Barmen, November 1930

Wuppertal-Barmen, 27.11.1930

Leipzig ; Dortmund ; Wuppertal-Barmen, 1931

Essen, 27.5.1931

Essen, 6.6.1931

Elmau, 27.6.1931