TY  - BOOK
AU  - Filon,L.N.G.
TI  - An introduction to projective geometry
U1  - 516.5 23
PY  - 1947///
CY  - London
PB  - E. Arnold & co.
KW  - Geometry, Projective
N1  - "First published in 1908 ... Fourth edition, 1935."
ER  -