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The art of dialling: performed geometrically by scales and compasses: arithmetically
(S.G. and B.G., 1669)
The art of numbring by speaking-rods: volgarly termed nepeirs bones
(G. Sawbridge, 1667)
The line of porpotions or numbers, commonly called Gunter lines, made easie
(J.S. , W.L. and J.M., 1667)