000 00286nam a2200121Ia 4500
008 211209s1969 xx 000 0 und d
041 _aeng
082 _aMAR/NEL
100 _aMARSHALL W T
245 _aSTRUCTURES SI UNITS
260 _aLONDON
_bE L B S & PITAMAN
_c1969
300 _a470
999 _c21619
_d21619