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Open today: 10:00 to 5:00

Inscription

lower right in graphite: Jan Kubicek 1970; lower left: 2/35-1; verso bottom center: Progressive System of Horizontals in a Square; lower right: 1976.315II; Lower right sticker with red ink: 115862

Provenance

Dr. Anne Baruch, Chicago; gift to NGA, 2002.