Artist's book / exhibition catalogue published in conjunction with show held at Kunsthalle Bern, Switzerland, April - May 1973. Traveled to Galerie Nächst St. Stephan, Vienna, Austria, May 1973; Galerie im Taxispalais, Innsbruck, Austria, May 1973; and Galerie Heiner Friedrich, Munich, Germany, May 1973. Book contains isometric spatial drawings by Fred Sandback only, sans text. Companion book to "16 Variationen von 2 Horizontalen Linien, 1973."