000 00276nam a2200121Ia 4500
008 221001s1970 xx 000 0 eng d
082 _a510 GLE
100 _aGlenn, William H.
245 0 _aGraphs
260 _aLondon
_bJohn Murray
_c1970
300 _a64p.
942 _2ddc
_cBK
999 _c23495
_d23495