Assistant-director of the Print Room of the Amsterdam Rijksmuseum (1913-1920); specialist in early Dutch graphic art and painting; art seller. Beets was born in Batavia, Indonesia which is present-day Jakarta. He was the only child of Dirk Beets and Clara Johanna van de Poll, and the grandson of the Dutch writer and poet Nicolaas Beets (1814-1903). He was raised in Batavia, then the capital of the Netherlands Indies. At the age of eight, he was sent to his mother's family in The Netherlands, in Driebergen.
AAT