Tassel House. Brussle Belgium 1892-93. Victor HortaHorta made a break with the past here by using stone and he modern material, metal, in domestic architecture. The modernity of Horta's town house is also signaled by the extensive use of glass, where the window sizes may indicate the function of the interior. The facade includes classical elements like moldings and columns but here some of the columns are iron, not stone, and the entablature is metal, complete with exposed rivets. In addition, this town house has features an open floor plan; a use of natural light; a unity of architecture, interior decoration, and furniture.