At the beach, c. 1917. Signed Grünewald. Oil on canvas. 86 x 130 cm. Exhibitioned: "Sigrid och Isaac - Modernismens pionjärer", Norrköping Konstmuseum, Sweden, March 2002, cat. no. 53, reproduced p. 92. Exhibitioned: "Sigrid och Isaac Grünewald - Familieliv og avantgarde 1910-1919," Arken Museum for Moderne Kunst, Ishøj, Denmark 16 June-2 September 2002, cat. no. 53, reproduced p. 71. Provenance: Private collection, Sweden. Provenance: Bukowskis, Stockholm April 1998. Provenance: "The Scandinavian Sale," Sotheby's, London 13 June 2002, cat. no. 154, reconstituted p. 66.