000			00301nam a2200109Ia 4500
008			190829s9999||||xx |||||||||||||| ||und||
100			_aPoynting, J. H.
245		4	_aThe Earth: Its Shape, Size, Weight And Spin
260			_bCambridge University Press _aCambridge _c1922
650			_aEarth
942			_cBK
999			_c7364 _d7364