1958

[untitled]
57.5 × 50 cm

[untitled (white collage)]

[untitled]
32.6 × 24.7 cm
collection Groninger Museum, Groningen

[untitled]
25.5 × 16.5 cm

[untitled]
32.5 × 25.5 cm

[untitled]
32.7 × 25.2 cm
collection Groninger Museum, Groningen

[untitled (collage trouvé)]
29.7 × 21 cm
collection Groninger Museum, Groningen

[untitled (collage trouvé)]
29.7 × 21 cm
collection Groninger Museum, Groningen

[untitled (ragged)]
80 × 80 cm

[untitled (collage trouvé)]

collection Staatsgalerie Stuttgart, Stuttgart

[untitled]
29.7 × 21 cm

[new year's card]
14 × 11 cm

[untitled]
25 × 32.5 cm
collection Rijksmuseum Twenthe, Enschede

[untitled]
24.5 × 32.3 cm

[untitled]
49.2 × 64.5 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled]
65 × 50 cm

[untitled]
65 × 50 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled]
14 × 29.7 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled]
50 × 65 cm

[untitled (tally marks)]
50 × 65 cm

[untitled]
18.2 × 12 cm

[new year's card]
14 × 11 cm

[untitled]
96 × 104.5 cm

[untitled]
96 × 50 cm

[untitled]
12 × 32 cm
collection susanne jacob de vries

[untitled]
48.4 × 64.7 cm

[untitled]
45.7 × 34.4 cm

[untitled]
14 × 29.7 cm
edition unknown

sketchbook (1958-1959)
16 × 24.5 × 1 cm