000 00282nam a2200121Ia 4500
008 160710s1947 xx 000 0 und d
082 _a662.1 W 38 P
100 _aWEINGART GEORGE W.
245 _aPYROTECHINICHS
260 _bCHEMICALS PUBL.
_c1947
300 _a244
942 _2ddc
_cB
999 _c8484
_d8484