000			00343nab a2200145Ia 4500
008			230101s1982 xx 000 0 eng d
100			_aSchaffer, Simon
245		0	_aMatter of ether
250			_aVol. 20 Issue 1-4
260			_c1982
300			_a297-303p
310			_aQuaterly
773			_tHistory of Science _051494
942			_2ddc _cAR
999			_c83061 _d83061