The end knife-edges are adjusted and tightly jammed into exact position by means of wedge pieces and set screws, and the beam is furnished with delicate adjusting weights at its top. The position of the beam with respect to the horizontal is shown by a horizontal pointer (not shown) projecting from one end of it, which plays past a scale, each division of which corresponds to the i l oth or i hth of a grain according to the size and delicacy of the machine.
If lo represents the intensity of the light which enters the surface, I l the intensity after passing through i centimetre, I 2 the intensity after passing through 2 centimetres, and so on; then we should expect that whatever fraction of Io is absorbed in the first centimetre, the same fraction of I, will be absorbed in the second.
I am angular in the chart and all my world class opponents are ill or injured or otherwise indisposed and I win.
I work with people with autism whilst studying art psychotherapy, where I also work in art with the mentally ill.
I would not recommend vegetarianism to anyone who would go short of food or suffer ill health.
