What materials were used to make the oval construction-Kurt Schwitters?

Kurt Schwitters' oval construction, known as "Merzbau," utilized a variety of materials, including wood, plaster, metal, and found objects. He incorporated everyday items like newspapers, packaging, and other discarded materials, reflecting his innovative approach to collage and assemblage. This eclectic mix created a three-dimensional space that embodied his artistic philosophy of "Merz," emphasizing the integration of art into everyday life. The work was a dynamic and evolving installation, showcasing Schwitters' commitment to the idea of art as an immersive experience.