36 



PHYSIOLOGY AND TEMPERANCE. 



or incline to one side or the other, or bend over too much 

 when reading, writing, or at other work. Round shoulders 

 and curved spines are too frequently the outcome of children 



FIG. 13. Adjustable Seat and Desk, the latter with sliding top. 



being allowed to fall into such positions as these. Very % often 

 it is owing to faulty desks. If a desk is too low, it causes a 

 forward stoop. If too high, the shoulder is likely to be too 



