HALIFAX 7 DAYS – 6 PLACEMENTS – 7 COLORS 7 JOURS 6 EMPLACEMENTS 7 COULEURS. 1974.

N.p. (Halifax): n.p., 1974
16.5 x 11cm, eight full colour postcards bout together as a booklet (with serrations to allow separation) which show the 7 days of changes in an installation in Canada. Each day one of 8 colours was left out of an ever changing building frontage which had had colour stripes of the remaining 7 colours added to it. VG+. Scarce.