000 00334nam a2200121Ia 4500
001 MPKV056797
008 120911s9999 xx 000 0 und d
082 _a631.8
245 _aAmerican Fertilizer Vol 55
_c;
246 _aAmerican Fertilizer Vol 55
260 _aPhiladelphia
_bUnited State Patent Office
_c1921
650 _aFertilizers
999 _c54791
_d54791