000 00536nam a2200193Ia 4500
008 131122s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a551.0631
_bIn61
110 _aInternational Geophysical Year (1961 : India, New Delhi)
111 _c,
245 _aProceedings of IGY symposium
_bproceedings
260 _aNew Delhi
_bCSIR
_c1962-63
500 _aHeld at New Delhi, Feb, 13-16, 1961
650 _aEarth science
650 _aGeology
650 _aGeophysics
942 _cBK
999 _c110747
_d110747