TY  - BOOK
AU  - Thwaytes,Robert
ED  - Asutosh Collection (National Library, India)
TI  - The elements of conic sections freated geometrically: with numerous exapmples, illustrations and extracts from newton'o princlpia on the theory of limits 
U1  - 513.1 
PY  - 1856///
CY  - Calcutta
PB  - Sanders Cones
KW  - Geometry
KW  - Geometry, Plane
ER  -