wladimir stenberg raumkonstruktion kps xxix 1918/77 steel, brass, wood, stain 275 × 60 × 52 cm9′ 4⁄16″ × 1′ 11 10⁄16″ × 1′ 8 8⁄16″ certificate inquire hide name email text hello, i am interested in the work "raumkonstruktion kps xxix" by wladimir stenberg. could you please provide information about this work and its availability. thank you is part of the exhibition no. 5/2025 einblicke positions in concrete and constructivist art ll