History of painting group's theories. Next to van Doesburg, the group's principal members were the painters Piet Mondrian, Vilmos Huszár, and Bart van der Leck, and the architects Gerrit Rietveld, Robert van 't Hoff, and J. J. P. Oud. The artistic philosophy that formed a basis for the group's work is known as "neoplasticism" — the new plastic art (or "Nieuwe Beelding" in Dutch). Proponents of De Stijl sought to express a new utopian ideal of spiritual harmony and order. They advocated pure abstraction and universality by a reduction to the essentials of form and colour; they simplified visual compositions to the vertical
Virgin and Child with Canon van der Paele his "Mass of St Gregory" of 1550. Both panel and frame are in good condition. That the panel retains its original frame makes it especially interesting to art historians, apart from its aesthetic qualities. The canvas has suffered little paint loss, board cracking, or other damage, and has been cleaned several times since it came into the possession of the Groeningemuseum. Virgin and Child with Canon van der Paele The Virgin and Child with Canon van der Paele is a large oil-on-oak panel painting completed around 1434–36 by the Early Netherlandish painter Jan van Eyck. It shows the painting's donor,