Two lithographs in colours, on wove paper, with full margins,

1970; and 1971

both I. 82.9 x 26.8 cm (32 5/8 x 10 1/2 in.)
both S. 89.3 x 51.7 cm (35 1/8 x 20 3/8 in.)

both signed, dated '70' and inscribed 'artist's proof' in pencil (both one of 10 artist's proofs, the edition was 75), published by Petersburg Press, London, both unframed.