Annotation

Stella in 1960, Morris, Andre, Nauman, Acconci may be unproblematic, i.e., they may not involve the stress of ambiguities only of vagueness --(we can't maybe tell an elm from a sycamore, but we know both are trees. )

& Ambiguity 12, 13; Art, work of 54; Certainty 84; Context 105, 106; Opportunism 246; Theory 344;