From the publisher’s description:
Catalog of the donated paintings of Horst Metzger.
Goswamy, B. N. (NHC Fellow, 1986–87). Pahari-Meister: Höfische Malerei aus den Bergen Nord-Indiens = Pahari Master: Courtly Painting from the Mountains of Northern India. By B. N. Goswamy and Eberhard Fischer. Rietberg Series on Indian Art. Zürich, Switzerland: Museum Rietberg, 1990. ISBN 3907070305.