Muscular tissue of the finger of a rhesus macaque
1970
From the collection of Leiden University Libraries
1970
From the collection of Leiden University Libraries
Dominant colour
Muscular tissue of the finger of a rhesus macaque is a 1970 by H.G, Wetselaar, depicting Anatomy, held at Leiden University Libraries.
This drawing shows a single finger with its skin peeled back, revealing muscles, tendons, and bones underneath. The lines are smooth and precise, with shading that makes the tissue look almost three-dimensional. You can see how the muscles wrap around the bone and connect to the knuckle. The artist focused on how everything fits together, like a puzzle. This kind of detailed drawing was often used to study how bodies work. Next, look up cross-hatching to see how artists create depth with lines.
H.G. Wetselaar spent his days hunched over microscopes in a quiet Leiden lab, sketching what most people ignore. His pencil caught the raw architecture of bodies we pretend are smooth—like the knotted muscles of a…
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