1971 Robert Indiana DECADE fold-out announcement,ten prints, New York Multiples. For Sale

A rare 1971 original fold-out announcement card for the publication of DECADE, a portfolio of ten prints of the most important images created by Robert Indiana during the years 1960 - 1969.Published by Multiples Inc. New York & Los Angeles.5.5 x 4.5 ins when folded.Condition generally good & sound, fold lines on the front cover, staple holes on the back cover and small tear. Split on first page spine. Some age wear. With me since the early seventies.