color pencil, chinese ink, paper, chipboard
casein paint, walnut ink, paper, chipboard
color graphite, walnut ink, chinese ink, gouache, gum arabic, paper, chipboard
graphite pencil, walnut ink, chinese ink, casein emulsion, paper, cardboard
graphite pencil, casein paint, paper, cardboard
colored graphite, walnut ink, chinese ink, gouache, casein emulsion, paper, cardboard
casein tempera, paper, cardboard
charcoal, pierre noire, gouache, sandpaper, cardboard
casein tempera, watercolor, walnut ink, paper, cardboard
casein tempera, paper, chipnoard
pierre noire, watercolor, gouache, paper, cardboard
graphite pencil, colored graphite, watercolor, paper, chipboard
graphite pencil, paper, cardboard
colored graphite, sumi ink, paper, cardboard
graphite, watercolor, gouache, paper, chipboard
charcoal, walnut ink, chinese ink, watercolor, gum arabic, sandpaper, paper, cardboard
watercolor, sumi ink, gouache, casein emulsion, paper, cardboard
watercolor, paper, cardboard
graphite pencil, colored graphite, walnut ink, watercolor, gouache, paper, cardboard