Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 927
- -~ ^i^.I>£^J Fig. 3930 is cut radially, or through the heart, as from b to b. In this the fibres are observed to 1>£arranged in two sets, or to run crossways ; there are, first, the edges of the annual rings, as in Fig. 3929 :and, secondly, the broad medullary rays or plates. The whole of…
Mechanical engineering
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