000 00350nam a2200121Ia 4500
001 MPKV053223
008 120911s9999 xx 000 0 und d
082 _a500
245 _aThe Philippine Journal of Science Vol 47
_c;
246 _aThe Philippine Journal of Science Vol 47
260 _aPhilippine
_bBureau of Science
_c1932
650 _aPure Science
999 _c51221
_d51221