No oil painting
This is the first image that I tested my scanner with—it was the first flat, coloured item that I found. It’s my address book that I’ve had since 1999, on the cover of which I drew a picture of a koi carp, based on a simple painting that I saw on the bottom of a Chinese noodle bowl.
It was drawn using a mixture of gel pens and black marker. Scanned at 600 dpi and viewed at a large size, however, it looks uncannily like an oil painting, as you can see from this cropped image: