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The Description and Use of the Sector (1624)

Gunter, Edmund · leaf 239

An illustration from The Description and Use of the Sector, 1624, leaf 239
equator, Boeing 100<csnt. thedi.rtance belonging co5one degree oHongitude-iJithe latitude or 5 1 gK^P .w.,wiflbpt found -abou-d£ cent.2nd JiOr if the rricafure or a degree be 60 miles, the diilance. willbe found about $y,mik$ and^ Jf.themeahirebe 20 leagues,then aim oft 12 leagues and~. . If the… … I Bj the latitude and difiantevfen a comfe efEafl»t tvefl, to find the difference fflongitude. Extend the compacts from the fine of the complementof the latitude^ the fine of 9ogr; the fame extent Wil reachIon ituT the dlftancc to thc diff«ence of So the diftance vpon a courfe of Eaft or Weft, in…

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