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Ralph Augustus Roberts

2 books

Books by Ralph Augustus Roberts

A Collection of Examples on the Analytical Geometry of Plane Conics: To which are Added Some ..
A Collection of Examples on the Analytical Geometry of Plane Conics: To which are Added Some ..
1884
A collection of examples and problems on conics and some of the higher plane curves
A collection of examples and problems on conics and some of the higher plane curves
1882