Sagittal view of the pituitary area with large pituitary cyst evident. Inset in the bottom right corner is an outline drawing of the pituitary gland with five points marked. Annotations on the back read "Please return to Miss Davison Dept of Neurosurgery Royal Infirmary Manchester. Schematic drawing of pituitary cyst. Possible sites" and "51-08-24-06 patient's name figure 2 cyst of 3rd vent".
This drawing features as figure 22 in the publication G. Jefferson & H. Jackson, 'Tumours of the lateral and of the third ventricles', Proceedings of the Royal Society of Medicine, 1939, vol.32, pp.1105-37, in which it is described as a "schematic drawing of the pituitary anlage cyst. The inset indicates possible sites of epithelial rests (after Dott)".
The patient's name is written in the bottom left corner and it is signed by the artist at the bottom left of the drawing.