n high, in the center of which are apertures formed by groov hibit at the Centennial Exposition we recently illustrated. It Academy by M. Spring. A sheet of thin vulcanized rubber, ing the block all round and perforating the center; but the combines facilities of adjustment for the processes of… … The feeding rolls are also set in bear- noctial hurricanes. The absorbency of ings in the sides, the pressure being pro- brick and stone is well known. A com- J. A. FAY & CO.'S HAND AND POWER PLANER -Fig. 1 duced by volute steel springs and gradu- mon brick absorbs about a pint of water, ated by…
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