000 00277nam a2200121Ia 4500
008 170101s1961 xx 000 0 und d
082 _a621 B38M
100 _aBECKWITH, T.G
245 0 _aMechanical measurements
260 _bReading
_c1961
300 _a559p
942 _2ddc
_cB
999 _c13229
_d13229