瑞士聖加侖 Erker 畫廊
瑞士聖加侖 Hermann Strehler 先生收藏
佛蒙特州瑞士私人收藏(購自上述來源家族)
Hans Hartung pastels 1958, Kleemann Galleries, Inc., New York, 11 East 68th Street, March, 1959
Hans Hartung pastels 1958, exhib. cat., Kleemann Galleries, Inc., New York, 1959, no. 20
This work is registered in the archives of the Fondation Hartung Bergman under number 'P1958-56' and will be included in the forthcoming catalogue raisonné currently being prepared by the Fondation Hartung Bergman, Antibes.