Undetermined Line, 1982
Graphite on wood
103 x 29 x 2 inches
Position of an Indeterminate Line, 1981 Graphite on wood 108 x 82 1/2 x 2 inches
Acute Unequal Angles, 2017 Single plate etchings on copper with deep etched photo etching, aquatint, burnishing and drypoint 74 1/2 x 48 inches Edtion 28/30