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SEX IN INDUSTRY.

upon woman, in its concomitants otherwise, it is fortunate that cotton-factory labor necessitates'so small an exercise, as it does, of the expressly untoward influence which arises from co-ordinate energy of mind and body.

Whether we agree with Dr. Seguin, * or not, in his view that co-ordination is no fac­ulty, but a function of every portion of the motor tract of the spinal axis from the origin of the third cerebral nerve down, it is cer­tain, that, operating between mental and physical forces, it has a power for exhaustion not found in the fullest exercise of either alone.

In cotton-manufacture, it is only in the routine work of attendance on machinery which requires the exact adaptation of mind and hand at precise times, that this coeval demand upon thought and its executing power is made ; and here the speed is rarely such, or the concentration so absorbing, as to

* An Outline of the Physiology of the Nervous System: E. C. Seguin, M.D. N. Y. Medical Record, Dec. 1, 1874.