mixed media and encaustic on board, signed 'R.J. Grootveld' and titled 'THE SIGN OF GNOT' on the reverse, 46,5 x 52,5 cm.

Provenance: Galerie Mokum, Amsterdam, 1968; Acquired at the exhibition of 'De Keerkring' at the Stedelijk Museum, Amsterdam, in 1969; Exhibited: Amsterdam, Stedelijk Museum, Tentoonstelling van de Keerkring, 14 February-10 March 1969; Literature: Max Reneman, "De stoel van Claus (voor dr. Levie)", in De nieuwe linie, 31 August 1968 (illustrated in b/w); Lambert Tegenbosch, "Stoel van Klaas", in De Volkskrant, 20 February 1969; Aldo van Eyck, Niet om het even … wel evenwaardig, van en over Aldo van Eyck, Rotterdam, 1986, p. 144

The GNOT-apple image was created by the artist and Bart Huges in 1962. It was adopted by the Amsterdam Provo-movement in 1965 as their main symbol. The term Gnot is a combination of the words 'God' and 'Genot' (pleasure).