View of an extradural chondroma in the cervical spine at operation. Annotations on the back read "Patient's surname 1.12.49 cervical chondroma" and "50/10/17/01 Mr Tutton 13B".
This drawing features as fig.13B in the publication H. Davies, R.G. Reid, and G.K. Tutton, 'Discussion on myelography', Proceedings of the Royal Society of Medicine, 1951, 44(10), pp.881-93. The caption in the article offers the following description "Cervical extradural tumour-chondroma. Sketch of tumour at operation. The myelogram block would be at lower pole marked C7 on drawing".
C4, C5, C6, C7
Labels to the left of the drawing.