000 | 00451 a2200169 4500 | ||
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082 |
_a551.49 _bIn8 |
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245 | 1 |
_aASSEMBLEE GENERALE DE TORONTO, 3-14 SEPT, 1957 _cGENERAL ASSEMBLY OF TORONTO |
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260 |
_aGentbrugge (Belgique) _b _c1958 |
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300 | _a4 v.,Y | ||
440 |
_aIts Publication _vNo. 44 |
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500 | _aIncludes Bibliography | ||
650 | _aErosion | ||
650 | _aWater, Underground | ||
650 | _aSnow | ||
964 | _gCIRC | ||
997 | _aA5325 C | ||
999 |
_c458088 _d458088 |