Analytic geometry, by Arthur M. Harding ... and George W. Mullins ... Harding, Arthur M. (Arthur McCracken), 1884- Mullins, George W. (George Walker), 1881- joint author. Geometry, Analytic. QA551 .H24 18 516 HAA New York, The Macmillan company, 1924. 1924. 1924 Text vii, 312 p. eng