000 00284nam a2200121Ia 4500
008 200906s9999 xx 000 0 und d
082 _a550.024 L513
100 _aLEGGET.R.F
245 0 _aGEOLOGY AND ENGINEERING
260 _bMCGRAW, NEW YORK
_c1962
300 _a21X15
942 _cBK
999 _c61445
_d61445