| Show tiie tite MOST complicated WONDER IN ix natural SCIENCE the tha machinery involved ill ili the construction st of the human frame is orlo one of the complicated wonders in natural science very few even mechanics are awnee how much machinery there is in tl 0 air cwik bodies not only are there hinges hind und j ints ilits in uhe the boies but filere are valves in the veins a forc forchi ii pump in the heart and other iu genious intricacies one of the muscles of the eye fours a real pulley and it is a curious fact that the bones which support the body are made precisely in that form aich which has been calculated by mathematicians to be strong strongest e st for pillars and aud supporting columns that of h hollow ol 01 cylinders c ex |
