| Description Of Item | Three coloured illustrations depict different areas of the ear.
The top left illustration, labelled ‘1’ and corresponding to Fig. 1, depicts mastoid cells, the Eustachian tube and part of the eardrum.
The top right illustration, labelled ‘2’ and corresponding to Fig. 3, depicts the petrous portion of the temporal bone, some of the nerves including the vidian nerve and part of the carotid artery.
The bottom illustration, labelled ‘3’ and corresponding to Figs. 5 and 6, depicts the middle ear, including the cochlea, malleus and incus.
From the collection of John Lizars.
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