000 00286nam a2200121Ia 4500
008 160710s1963 xx 000 0 und d
082 _aDEY
100 _aDEYS,B.N.
245 _aSCIENCE & ENGINEERING
260 _bTHE INDIA SOCIETY OF ENGNEERS
_c1963
300 _a66
942 _2ddc
_cB
999 _c31554
_d31554