Vertical 9:16 hand-drawn colored pencil anatomical illustration on textured aged cream paper, vintage medical atlas style, sepia bones, target muscle in rich burgundy-red with fine pencil hatching, a few thin empty sepia leader lines, small green eucalyptus sprigs in the four corners, soft daylight, no text, no letters, no logos. Close-up back view of the base of the skull and the first two cervical vertebrae, the small suboccipital muscles (rectus capitis posterior major and minor, obliquus capitis superior and inferior) highlighted in burgundy.
