000 003710000a22001450004500
008 140223b1970 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aB L0
082 _aB L0
100 _aSAWYER (W W)1911
245 _aVision in elementary mathematics.
260 _aHarmondsworth
_bPenguin
_c1970
500 _aPelican Books.
650 _aMATHEMATICS TREATISE
999 _c223659
_d223659