000 00275nam a2200109Ia 4500
008 160710s1957 xx 000 0 und d
100 _aLEDGERWOOD,LE. BYRON
245 _aCONTROL ENGINEERING MANUAL
260 _aNEW YORK
_bMCGRAW HILL
_c1957
300 _a190
942 _2ddc
_cB
999 _c28752
_d28752