Geometrical Curves Which Curves Isogonal Conjugate to a Straight, Line With Respect to a Triangle in Two Parts, Vol. 1 of 2 (Classic Reprint) Schwatt, Isaac J. Heftet / 2018 / Engelsk
Geometrical Curves Which Curves Isogonal Conjugate to a Straight, Line With Respect to a Triangle in Two Parts, Vol. 1 of 2 (Classic Reprint) Schwatt, Isaac J. Innbundet / 2018 / Engelsk
