The artists family Kelder with a friend signed lower left oil on canvas, 109x129 cm

Still life with oysters and fish signed lower right oil on panel, 58,5x38,5 cm

'Vroege winter in Loosduinen' / Early winter in Loosduinen signed lower left and dated '57, and signed on the reverse oil on canvas, 50x60 cm

'Meisjesportret' / Girl in pink dress signed upper right. To be dated begin 1940s oil on canvas, 100x80 cm Provenance: Art Gallery Knoester, Kranenburgerweg, Den Haag. Exhibition: Pulchri Studio, The Hague, '100 jaar zalen', sept. 2001. 'Nieuwe Haagse School', Gemeentemuseum The Hague, 5 april - 28 september 2003. Literature: C.G. Kleykamp and L. Willink, 'De kunst in nood; Nationale uitgave tot steun aan de noodlijdende Ned. beeldende kunstenaars', part 1, illustrated. T. Knoester and R. Knoester-Penninkhof, 'Nieuwe Haagse School', Schiedam 2002, ill. p. 19.

A sand quarry not signed oil on canvas, 79x97 cm

Self portrait with painters palette signed lower left oil on canvas, 67x48,5 cm

'Scheveningse vrouw' / A fisherwoman from Scheveningen signed lower right and dated '25, and signed in verso oil on canvas, 109x89 cm

'Winter met hekken' / Winter with fences signed down center, and on the reverse address of the painter: Bankastraat, 'Alexander's Hof', The Hague. oil on canvas, 40x50 cm

"Liaisons dangereuses' signed lower right oil on canvas, 70x90 cm

'Op het zand' / On the sand signed lower right and dated '92, and signed on the reverse oil on canvas, 100x150 cm

Abstract composition of a tree signed lower left and dated '88 sand and acrylic on canvas, 99x59 cm

Two abstract figures signed lower right sand and acrylic on panel, 47x78 cm

'Zonder titel' / Untitled signed lower left, and signed on the back, and the adress of the painter: Mariastraat The Hague filler/sand and acrylic on masonite, 115x79 cm

'Compositie met stukken weefsel' / Composition with pieces of tissue signed lower left, and signed on the back and dated 1973 acryl and collage of tissue on canvas, 65x94 cm

Abstract composition signed lower left, and dated '94 on the back sand and acrylic on masonite, 79x59 cm

The wine harvest signed lower right inkt on paper, 48x46 cm

Father and child in period of reconstruction signed lower right gouache, heightened in white, on paper, 47x37 cm

Enjoying a smoke signed lower left and dated 1994 oil on canvas, 69x69 cm Provenance: Smelik & Stokking Galleries, 1995

'Rokende man' / Smoking man signed on the reverse and dated 1973 oil on canvas, 99x109 cm

A boxer signed lower right, and signed on the reverse and dated Amsterdam '004 oil on canvas, not framed, 105x100 cm

Two faced portrait signed upper left oil on cardboard, 51,5x42 cm

Classroom in Marrakech, Morocco oil on canvas, 99x119 cm

'Blind Spaans meisje, Prado Spanje' / Blind girl, Prado Spain signed lower left and annotation 'Madrid'. And signed on the reverse and dated 1951 oil on canvas, 79x58 cm Exhibition: Madrid Gallerias Prejados, 1951. Literature: T. Knoester and R. Knoester-Penninkhof, 'Nieuwe Haagse School', Schiedam 2002, ill. p. 93.

Yellow black composition signed lower left mixed media on paper, 68x52 cm

Hyacinths in crystal vase signed upper right with the artist's monogram, dated 1943 oil on canvas 38,5x48,5 cm

Flower still life signed lower left and dated lower left '76 oil on canvas, 38,5x48,5 cm Provenance: Art dealer M.L. de Boer, Keizersgracht, Amsterdam, no. 14251, 1981. Now from a Private Dutch collection.

'Garden statuette' signed in initials lower right and dated '45 oil on board, 36x26 cm

Daffodils and irises signed upper left watercolour on paper, 83x64 cm

Still life with guitar, bottle, glass and pipes signed lower right and dated '45 oil on canvas, 54x45 cm

Farmers harvesting at sunset signed lower left and dated 1912 oil on canvas, 68,5x48,5 cm

A plough team at sunset signer lower left and dated 1917 oil on canvas, 14x46 cm

A farmer with shovel in dune landscape signed lower right an dated '35 oli on canvas, 63x78 cm

Spinning wool signed lower right and dated 1914 oil on panel, 35,5x23,5 cm