000			00362nam a2200157Ia 4500
008			160615s9999 xx 000 0 und d
100			_aVIGOUREUX (P)
245			_aQuartz resonators and oscillators
260			_aLondon
260			_bH.M. Stationary office
260			_c1931
300			_a217 p.
942			_cBooks
999			_c4854 _d4854