Greyscale painting of a lumbar ganglia at operation. Annotations on the back read "9493 Jefferson".
Lumbar ganglionectomy. 2.
Written in pencil at the top centre.Author - Is 'kidney' pointer correctly situated? No it should go further.
The question is in red ink and the answer in pencil at the top going from the centre to the right side.Initialled by the artist in the bottom left corner.