000 00280nam a2200109Ia 4500
008 160710s1954 xx 000 0 und d
100 _aRUSE, H.E.
245 _aMEASUREMENT OF PARTICLE SIZE IN VERY FINE POWER
260 _bCONSTABLE & CO.
_c1954
300 _a127
942 _2ddc
_cB
999 _c37885
_d37885