Davies, Charles, 1798-1876 · New York, Cincinnati [etc.] American book company · leaf 262
,and the graduations start from that point. The graduations are made to tenths and hun-dredths of a foot, the tenth figures being black,and the feet marked with a large red figure. A target is used to indicate where the hori-zontal line cuts the rod. The face of the target is divided into…
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