screw is reversed, ring is employed to hold and center the brasses while causing the nuts to press against the lower pieces of they are cut. In addition to its reciprocating move- angle iron, thereby raising the upper band, to which ment, the broaching-head has a turning motion im- the brackets and… … To each section in the upper band is bolted a wood- SECOND TALLEST CHIMNEY IN ENOLAND-HEIGUT, en bracket. The upper end of the bracket is 10 feet 3673^ r££T, A NEW STAGING FOR BUILDING CHIMNEYS. 11901 SCIENTIFIC AMERICAN, INC.
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