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Royal Collection © Her Majesty Queen Elizabeth II
Recto: The muscles of the back and arm. Verso: Studies of the intercostal muscles
Recto: a study of a torso of a man, seen from behind, with the muscles strongly marked; on the left is a similar study, but only the right half of the body and the right arm are shown; notes on the drawings. Verso: three studies of the neck and thorax, showing the ribs, the internal intercostal muscles in one, and the external intercostals in two; with notes on the drawings.