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- Mathematics. Collected works.
Gunter, Edmund. 1581-1626. **5089a.71 Works: containing the description and use of the
sector, cross-staff, bow, quadrant and other in- struments. With a canon of artificial sines and tangents to a radius of 10.0000 parts, and the logarithms from an unite to 10.000, [etc.). Added, The description and use of another sector and quadrente invested by Sam. Foster. 5th. ed. corrected jetc.] .« By William Leybourn.
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