000 00328nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a925 J33
100 _aJANARDHAN.P.B
245 0 _aSIGN POSTS OF SCIENCE: SHORT BIOGRAPHIES OF GREAT MEN OF SCIENCE
260 _aMADRAS
_bT.R.PUB.
_c1972
300 _a21X14
942 _cBK
_2DDC
999 _c15447
_d15447