Compare Elements of Plane and Spherical Trigonometry by Olinthus Gregory, Paperback | Indigo Chapters
Olinthus Gregory
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With Their Applications to Heights and Distances Projections of the Sphere, Dialling, Astronomy, the Solution of Equations, and Geodesic Operations | Elements of Plane and Spherical Trigonometry by Olinthus Gregory, Paperback | Indigo Chapters