Bertil Wahlberg. Colorful abstract composition. 1947 Pastel on paper behind glass. An expressive geometric-abstract work with a complex interplay of triangular and diagonal forms overlapping in a rhythmic pattern. Color fields in blue, green, red, and golden tones create a vibrant composition, clearly reflecting Wahlberg’s experimental approach to color and form. Artist: Bertil Wahlberg Title: Concrete Art Material: Pastel on paper Image size: 48 x 37 cm Frame: 65 x 53 cm Signature: Signed “Bertil Wahlberg” lower right, dated 1947 Period: 1947 Condition: Good condition Bertil Wahlberg (1923–1980) was a Danish painter known for his abstract and modernist works. He worked in oil, watercolor, and pastel, and was deeply engaged in exploring the interplay between color fields and geometric structures. His art demonstrates a strong sense of composition and the dynamic relationships of colors, and his works are represented in several Danish collections.