Untitled (Self Portrait with Blue Background), 1975
Coloured ink & watercolour 
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Untitled (Heads of Lovers)
Pen and ink
Untitled (Head of Woman)
Coloured inks on paper
Untitled (Cat)
Ballpoint pen on paper
Hawk in Flight for Sculpture, 1993
Pencil
Horse in Flood for Sculpture, 1986
Pen and ink
Untitled (Flamingo)
Coloured inks on paper
White Goddess (also titled 'Queen'), 1957
Pen, ink and wash
Untitled (Self Portrait), 1976
Pen and ink
Untitled (Sheet of Lovers)
Pen and ink
The Lovers for Sculpture, 1983
Pen and ink
Untitled (Horse Head)
Pen and ink
White Bird for Sculpture, 1987
Pen and ink
Untitled (Self Portrait with Cap)
Pen and ink
Untitled (Pike)
Pen, ink and wash
Head: Variations for Stone + Ivory, 1970
Pen, ink and wash
Untitled (Swan Landing)
Coloured inks on paper
Lovers for Sculpture, 1983
Pen and ink
Heron Swallowing Fish for Sculpture, 1987
Pen and ink
Woman with a Dove for Sculpture, 1986
Pen and ink
Untitled (Naming the Animals)
Coloured inks on paper
Untitled (Family Group)
Pen and ink
Untitled (Frogs Mating)
Coloured inks on paper
Untitled (Woman's Head in Profile), 1976
Coloured inks on paper
Dove for Sculpture, 1986
Pen and ink
Wing'd Figure for Sculpture, 1994
Pencil
White Bird for Sculpture II, 1987
Pen and ink