Explore abstraction(8,615) non-representational(6,161) gestural(891) You might like Left Right Untitled John Walker 1970 Untitled John Walker 1972 I John Walker 1973 III John Walker 1973 VI John Walker 1973 VII John Walker 1973 VIII John Walker 1973 X John Walker 1973 XII John Walker 1973 Untitled John Walker 1973 Untitled John Walker 1973 Untitled John Walker 1973