Netty Heyligers (1897-1989). Coloured pen drawing.
Circular, diameter 12,5 cm., picture of 2 girls with one behind a painter's easel. - And 3 other very elegant pen drawings by idem, all ca. 6x12 cm., mounted.
Most likely used as illustrations or decorations for children's books. Beautiful typical 1920s/ '30s style.