Fhil. Trans. MD CCCXL. [Plate IX.p. 246. 
# 
Disease of the Spinal JVerves. 
A-K.The SprnaZ marrow dunded from behind. 
B.B. The tumour on- the anterior roots, du'ided . 
C.C.C.C. The Fosterior roots of the neroes passirw the tumour Sc free . 
/y , /, f (p Olr/t. S-y-.r J /y . ' / 
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