oil on canvas
150 x 140 cm
verso signed, dated, inscribed and numbered on the blind frame:
Z. SYKORA, 72 Schwarz-Weiss 72. IV.
further verso exhibition label Wannieck Gallery

Provenance:
– Wannieck Gallery, Brno
– Richard Adam Gallery

Exhibited:
– Konstruktive Kunst aus der Tschechoslowakei (Constructivist Art from Czechoslovakia), Erker Gallery, St. Gallen, Switzerland in 1972

Publicated:
– Konstruktive Kunst aus der Tschechoslowakei, published by Erker Gallery in St. Gallen, Switzerland in 1972, reproduced on p. 30 with caption “Schwarz-Weiss IV. 1972“

In the Lenka and Zdenek Sykora Archive in Louny, the painting is listed as: Macrostructure IV, 1972, under the designation STR 67.
Consulted by Lenka Sykorova, the copyright holder of the painter.
Expertise by Mrs. Lenka Sykorova, dated 30. 6. 2025, enclosed.