000 00372nam a2200145Ia 4500
008 170101s1950 xx 000 0 und d
082 _a634.9 A39I
100 _aALLEN, Shirley Walter
245 0 _aIntroduction to American forestry
260 _bN.Y
_c1950
300 _a413
650 _aAMPLIFIERS (ELECTRONICS)
653 _aAMPLIFIERS (ELECTRONICS)
942 _2ddc
_cB
999 _c4256
_d4256