d on it is placed the filtering material. The water to be fil- But tered is passed through one of the valved pipes into the upper end of the casing, the filtered water being you that half the charm of that face—at least the ex- withdrawn by a valved pipe leading out from the space pression—is a… … is inclosed by a suitable casing, one of the cas- BOMMARIUS’ FILTER. verdure or blush of life, or any sound, save the beat of ings being partly broken away in theillustration, and the waves and the sigh of the wind, like an endless la- the bed has an outer and inner annular flange, circu- ment that…
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