000 | 00483nam a2200169Ia 4500 | ||
---|---|---|---|
008 | 131101s9999 xx 000 0 und d | ||
040 | _aCIFRI LIBRARY | ||
041 | _aEnglish | ||
082 |
_a371.102 _bI62 |
||
245 |
_aInventores of apparatus and materials for teaching science _cUNESCO, Paris |
||
260 |
_aParis _bUNESCO _c1950 |
||
300 | _aV.2; tables | ||
500 | _aIncludes bibliography & index | ||
650 | _aTeaching - Aids and devices | ||
700 | _aParis. UNESCO | ||
942 | _cBK | ||
999 |
_c2846 _d2846 |