Large pencil drawing of the operation on the left with a smaller drawing of a detail of the procedure on the right. Annotations on the back read "Patient's name chordoma sella region" and "chordoma 1940".
Patient's name 3.3.38
Top right corner.
UoM Library also hold the medical case notes for the subject of this drawing which can be found in the collection of Geoffrey Jefferson's patient case files, JCN/13/51.