WITTE (Hans). 20 Rechen-Tafeln für Kinder. 2. Teil. Einstein Edition. Deitlevsen. November 2020. Publisher's slipcase (30 x 12,5 cm) covered with white paper, illustrated board in color applied to the cover, enclosing 20 plates (28 x 10,8 cm) in multicolor letterpress. Unique small edition designed by the German book artist, Hans Witte, born in 1944. Typographic compositions of figures on twenty plates, all different, on various papers. Composed and printed manually on the artist's own press. Limited edition of 20 numbered and signed copies, N° 12.