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Fig. 17. 
Dog 1. On Dec. 27th 1901 the following sectionings were made: to the /e/¢, sectioning 
of two pairs of roots (extradural) 16th and 17th, 
and to the right: 
Sectioning of two pairs of roots, (extradural) situated more cranially, 14th and 
15th root. Two succeeding pairs of roots (extradural), 16th and 17th, remain intact. 
Sectioning of the two succeeding pairs of roots (extradural), 18th and 19th root. 
A Three (dotted) areas, insensible, one sensible, towards the mid-dorsal line Their 
relation stands in reason of 2.5, 2.6 or 2.7:4.6, or as0.58:1. (Calculation was in 
reason of 0.6: 1). 
B Three (dotted) insensible areas, one sensible, towards the mid-ventral line. Their 
relation stands in reason of 6.2, 6.5 or 4.7: 3.2. 
