Construction of Ellipse by Describing Circles
Illustration used to draw a an ellipse using string and pins by describing a circles with diameters equal to the minor and major axes of the ellipse.
Keywordsellipse, ellipses, conic sections, circle, circles, conics, major axis, minor axis, constructions, construct, geometry construction
GalleriesConic Sections: Ellipses
George G. Andre The Draughtsman's Handbook of Plan and Map Making (, : E. & F. N. Spon, 1891)