PROCEEDINGS OF THE SECTIONS. 349 
vessels under the thigh, giving rise to numbness and “ pins and 
having sat for a short period. If the height of the seat were not 
sufficient, the knees became very bent and the legs could not be 
moved without moving the whole body. The depth of the seat 
should correspond with the distance from the backbone to within 
ninch or so of the bend of the knee, because, here again, if 
there were too great a depth the edge of the chair would cut into 
angle, as was very often the case with easy chairs, although the 
back and shoulders were well supported, yet the thi mn 
common cause of lateral curvature, with the right shoulder growing 
out and higher than its fellow. As long as the makers of 
furniture went in for ornament only, so long would our unfortunate 
bodies have to suffer. Still, there was no reason why chair-backs 
should not always have a lower convex rail instead of a concave 
one. In most of the new tramcars the seats were properly con- 
structed, being made on anatomical principles. : That there was 
some importance to be attached to the construction of chairs and 
school desks would be readily seen when it was considered that as 
a rule a good fifth of our lives was spent in a sitting position. 
Those whose occupations necessitated their sitting for many hours 
continuously, such as clerks, dressmakers, and others, stooped and 
had contracted chests with unhealthy organs, though fortunately 
in accordance with his views of the 
which were tested and commented upon by t 
the conclusion a vote of thanks was accorded to th 
er,” 
