00437nam a2200181Ia 4500 210210b1913 xxu||||| |||| 00| 0 eng d eng 515/67 HATTON (J L S) Principles of projective geometry London Cambridge University Press 1913 projective Principles of geometry Geometry 007631 140170 140170 0 0 0 0 Mathematics AL AL Mathematics 2021-02-17 0.00 0 515/67 007631 2021-02-17 00:00:00 2021-02-17 BK