Kurt Schwitters "MERZ 3 MERZ MAPPE. ERSTE MAPPE DES MERZ VERLAGES" 1923 Original cardboard portfolio with 1 title page and 6 lithographs, 2 of which in black and the other ones each in either grey, dark blue, orange and brown, each on paper Mappe: 56,5 x 45 cm Copy aside from the edition of 50 numbered copies. Merzverlag, Hanover 1923 Portfolio: 56,5 x 45 cm