000			00315nam a2200121Ia 4500
001			MPKV051967
008			120911s9999 xx 000 0 und d
082			_a631.3
245			_aPower Vol 116 _c;
246			_aPower Vol 116
260			_aNew York _bMcGraw Hill Publications _c1972
650			_aAgricultural Engineering
999			_c49969 _d49969