"Cardbird Box II, from "Cardbird series"
Offset litograph in colours on paper, cardboard and wood, 1971. Signed in pencil, dated and numbered 12/20 + 6 AP, published by Gemini G.E.L, Los Angeles. 40 x 40 x 8.5 cm.
Galleri Mårtenson & Persson, Stockholm.
Private collection, Stockholm.
Gemini Publication Sequence Number 561.