Plane Problems In Elementary Geometry: Or, Problems On The Elementary Conic Sections : The Point, Straight Line, And Circle/fr-ca/plane-problems-in-elementary-geometry-or-problems-on-the-elementary-conic-sections-the-point-straight-line-and-circle/ADC7A59D-7F6D-442F-AEF3-0FE758DE2459.htmlADC7A59D-7F6D-442F-AEF3-0FE758DE2459
Plane Problems in Elementary Geometry: Or, Problems on the Elementary Conic Sections: The Point, Straight Line, and Circle. in Two Divisions: DIV. I.