's-Hertogenbosch 1883 - 1927 Magelang, Indonesia. Corry, like her sister Jeannette, had a preference for flowers, but she specialized in watercolor technique. In 1911 Corry was admitted as a working member to the Haagse Kunstkring. Corry's watercolor technique and special use of color was often praised as superior. She made a large number of delicately composed flower still lifes.
In painting and drawing Corry Slager had lessons from her father and brother Piet. But brother Frans also played a role in her education.
In 1916 she left with her husband Ir. Van Dam to the former Dutch East Indies where she died at a young age.