拍品专文
This work will be included in the forthcoming Catalogue raisonné being prepared by the Anni and Josef Albers Foundation and is registered with number 1966.1.32.
Please note the writing on the reverse is not in the artist's hand, as will be noted in the forthcoming Catalogue raisonné.
Please note the writing on the reverse is not in the artist's hand, as will be noted in the forthcoming Catalogue raisonné.