Winter Morning in the Black Forest, 1904
Baldenweger Hut on the Feldberg, 1904
My Winter Refuge - Todtnauer Hut on the Feldberg, 1905
Winter in the Black Forest, 1909
Winter Partenkirchen, um 1916-1918
Winter, 1916
Winter Landscape, 1919
Frozen Fir Trees on the Feldberg, 1923
View of the Herzogenhorn, 1924
Black Forest Farmhouses in a Winter Landscape, 1926