000			00316nam a2200145Ia 4500
008			230326s9999 xx 000 0 und d
020			_a0
082			_a681.2 BEC _bBEC
100			_aBeckwith, Thomas G.
245		0	_aMechanical Measurement
250			_a6th .
260			_a _b _c
300			_a783.
650			_a _a
999			_c15305 _d15305