Helen Frankenthaler Four Pochoirs portfolio 1970 The complete set of four pochoirs in colors, on Arches Imperial Rough watercolor paper, the full sheets, 32 x 23 in (81.3 x 58.4 cm) all signed,
dated «9/30/70», «10/19/70», «10/28/70» and «11/14/70» and numbered 50/50 in pencil (there were also 6 or 7 artist's proofs), coordinated by Rosa Esman, published by Abrams Original Editions, New York (with their inkstamp on the reverse), all in very good condition, all
contained in original pink fabric - covered portfolio with green ties (
occasional scattered foxing).