New Haven and London: Yale University Press, 1961. First Edition. Square quarto. SIGNED by Albers. Errata slip laid in. Statements and poems by Albers accompanies examples of his geometric drawings. Francois Bucher's text provides additional information, supplementing Albers' contributions. A few spots of foxing, covers lightly soiled, else very good in boards with pieces of the belly band laid in. (There was no printed jacket, only a clear acetate overlay, missing from this copy.)