Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 136
nnot be seen. In likemanner, a thin slice of the hardest wood, examined under themicroscope, is found to be full of pores (see Figs. 47, 48) ; andthe same is true, to a greater or less degree, of all organic struc-tures, as well as of the tissues which are manufactured withanimal or vegetable…
Matter · Heat
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