## A Treatise on the Construction of Maps; in which the Principles of the Projections of the Sphere are Demonstrated, and Their Various Practical Relations to Mathematical Geography, Deduced and Explained ... with an Appendix ... By Alexander Jamieson |

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Analemma Antarctic Circle Atlas axis meridian beam compasses bisect called central meridian centre chart circles of latitude circles of longitude circular arcs circumference colours compasses cone conical surface corresponding cosine countries curve degree of longitude degrees of latitude diagonal scale diameter dians distance divisions earth east ecliptic ellipse equator ﬁgure ﬁnd ﬁrst meridian ﬁxed gitude given globe globular projection graphic projection hemisphere instrument intersection latitude and longitude length London meri meridians and parallels meridional projection method minor axis nine equal north latitude oblique lines ofthe orthographic parallelogram parallels of latitude pass perpendicular plane of projection planisphere PLATE points polar circles pole primitive circle PROBLEM produced project a map proportion radii radius represent rhumb line right angles semi-circle semi-diameter sheets side sine space sphere stereographic projection straight lines supposed tangent triangle trigono tropic tropic of Cancer