Screenprint, 1964.
Signed in pencil, numbered from the edition of 50.
Published by the artist.
(Schubert 4)
S: 45.7 x 45.7 cm

Screenprint in colours, 1971.
Signed and dated in pencil, numbered from the edition of 75 on wove paper.
Printed by Kelpra Studio, London.
Published by the artist.
(Schubert 14).
100.5 x 38 cm.

Screenprint in colours, 2007.
Signed in pencil and numbered in pencil from the edition of 75. Printed by Artizan Editions, Hove.
Published by the artist.
(Schubert 65)
48.9 x 80 cm