Gel pen. A4 office paper

Gel pen. A4 office paper

Gel pen. A4 office paper

Pencil. A4 office paper density 80

Watercolor. Cardboard

Ball pen. A4 paper

Pencil. A4 office paper density 80

At the end, more watercolor (watercolor paper).

For those interested, this is an illustration for S. Lem's "FUTUROLOGICAL CONGRESS"