Essays on the anatomy of expression in painting
Charles Bell's 1806 London treatise on artistic anatomy, published by Longman, Hurst, Rees, and Orme, was written to instruct painters on how the face and muscles convey emotion. The plates show faces in strong states of feeling, drawn in pencil or chalk with fine hatching that models the muscles beneath the skin. A designer could take from them a study of how brows, mouths, and eyes tighten or open under strain, useful for expressive character work.
