The elements of coordinate geometry : Pt. I - Cartesian coordinates, Pt. II - Trilinear coordinates / S.L. Leney. Loney, S. L. (Sidney Luxton), 1860-1939. Coordinates. 513 LOE Library has v. 1 only. London ; New York : Macmillan and Co., 1865. 1865. 1965 Text ix, 416, xiii p. : d