Signed/dated:
Signed and dated Constant '49, bottom left in black paint
Provenance:
1949 Constant
Collection Hans Sonneberg, NL
Collection Nieuwenhuizen Segaar, Den Haag (Nova Spectra)
+- 1975 Collection unknown (Nova Spectra)
1978 Collection unknown (Galerie Delta)
2019 Collection The Phoebus Foundation (Christies Amsterdam)