Gradations in Euclid : Book I. [-VI.]. An Introduction to Plane Geometry, Its Use and Application; With an Explanatory Preface, Remarks on Geometrical Reasoning, and on Arithmetic and Algebra Applied to Geometry

Gradations in Euclid : Book I. [-VI.]. An Introduction to Plane Geometry, Its Use and Application; With an Explanatory Preface, Remarks on Geometrical Reasoning, and on Arithmetic and Algebra Applied to Geometry