Piano Part II from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Untitled from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 11 5/8 x 8 3/16" (29.5 x 20.8 cm)Museum of Modern Art
Cello Part II from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Piano Part III from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Piano Part I from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Cello Part IV from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Piano Part IV from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Piano Part V from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Cello Part III from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Cello Part V from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Cello Part I from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art
Untitled from Co-Action for Cello and Piano I1963 · Ink on transparentized papersheet: 11 5/8 x 8 3/16" (29.5 x 20.8 cm)Museum of Modern Art
WattsOSCFCo-Action for Cello and Piano I1963 · Ink on 12 sheets of transparentized papersheet (each, orientation varies): 8 3/16 x 11 5/8" (20.8 x 29.5 cm)Museum of Modern Art