p, gives a slow rotary motion to Eps. Scr. Am. The valve faces being inclined, shed any dirt or the cylinder, C. This cylinder has a series of projec- sediment that may chance to drop upon them or be tions on it, which are to be covered with any sweet Boox-Makinc.—In ‘‘Burgh’s Practical Rules for… … A NEW VOLUME OF WHICH COMMENCED further covered witha wire gauze shield, D. As the being inclined they wear steam Light, top and bottom, JANUARY 11,1865. oylinder rotates slowly the flies alight on it, and, being the degree or angle be-ng suited to equalize the wear. absorbed by collecting the…
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