Background
Numans was born in Sintang Regency.
Numans was born in Sintang Regency.
She was trained in The Hague at the drawing school there in 1899-1900. Numans died in Zeist.
Henriette taught drawing at a school for girls and was a member of Kunst Zij Ons Doel there and Arti et Amicitiae in Amsterdam.