Circa 1930
Coloured chalk drawing on sturdy, cream-coloured wove paper
1920
Lithograph on Japan laid paper
1924
Lithograph overdrawn with colour pencil and traces of watercolour on lightly hammered laid paper
1926/1927
Colour lithograph on machine-made laid paper without wire lines
1920
Colour lithograph on yellowish, lightly hammered laid paper
1921/1922
Lithograph on yellowish wove paper