Three separate post mortem drawings showing the position of the cyst on the upper cervical cord relative to the cerebellum. Annotations on the back "59042703 R.T. Johnson" and typed "Name. Alice Catling. Aet. 36yrs. Died - 11.6.50. Diagnosis: Pedunculated colloid cyst ventral aspect of upper cervical cord. N.B. The cyst is lying completely free, except at its single peduncular attachment".
Signed by the artist at the bottom centre.