112 



S. WALTER RANSON 



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Fig. 10 From the seventh cervical segment of the spinal cord of the monkey 

 (Macacus rhesus); pyridine-silver technique. X (>3. 



Fig. 11 From the twelfth thoracic segment of the spinal cord of the albino 

 rat; pyridine-silver technique. X 63. 



(each marked /^.r.), and these two jioiuts are connected in the 

 two preceding sections by the u]:»):)er Hniit of the band. A study 

 of the serial sections shows that the non-medullated fibers have 



