Mimmo Rotella (1918-2006)Untitled, with Francis Dufrêne, Untitled, from N.R. (Nouveaux Realists) Portfolio (2 works), 1973Photolithograph on wove paper, with foil and colored wove cardboard overlay, WITHFrancis Dufrêne, Untitled, photolithograph on wove paper, signed and titled in green felt pen, both from the edition of 600, both with full margins, both in cardboard envelopes with the printed initials of the publisher, Ars Viva Editions, Milan. (2 works) 9 5/8 x 9in (25.1 x 22.8 cm); 12 1/2 x 16 1/4in (31.8 x 41.2cm), sheet 19 5/8 x 19 5/8in (49 x 49cm); 19 7/8 x 19 7/8in (50 x 50cm)