000 00268nam a2200109Ia 4500
008 160710s1979 xx 000 0 und d
100 _aBRAY,RN AND OTHERS
245 _aDREDGING A HAND BOOK FOR ENGINEERING
260 _bARNOLD
_c1979
300 _a434
942 _2ddc
_cD
999 _c69937
_d69937