ly the required within the thicker portion of the rim and held in pitch for an octave, and two additional bells, one above place by the tail stock of the lathe. This prevents and the other below the octave. These bells first of all vibration and the chattering of the tool; an ordinary had to be… … placed a wooden roller, the gudgeons of -which are Fig. S.-ABBANGEIIIENT OF THE BEI.I. CIBCVIT. Fig. 3,-CLOCE WITH ELECTBIC CHIME. 11892 SCIENTIFIC AMERICAN, INC.
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