000 00310nam a2200121Ia 4500
008 160710s1958 xx 000 0 und d
082 _a530.4 BON
100 _aBONNAR,ROBERT U.
245 _aNUMBER AVERAGE MOLECULAR WEIGHTS
260 _bINTERSCIENCE PUBLISHERS INC.
_c1958
300 _a309
942 _2ddc
_cB
999 _c44141
_d44141