000 00261nam a2200109Ia 4500
008 160710s1959 xx 000 0 und d
100 _aPURI,A.N.
245 _aHIGHER SECONDRY PHYSICS
260 _aDELHI
_bS. CHAND & CO.
_c1959
300 _a668
942 _2ddc
_cB
999 _c22692
_d22692