Joe Tilson Air Mantra (V.A.G. 50) etching and aquatint in colours with collage, 1979, on wove paper, signed and dated in pencil, numbered 37/75, published by Waddington Graphics, London, with margins, a tiny tear at the right sheet edge, a little soft creasing in the margins, otherwise apparently in good condition, unexamined out of the frame P. 745 x 835mm.