000			00368nam a2200109 4500
245			_aSporopollenin _cedited by J. Brooks ...[et.al.]
710			_aBrooks, J.
260			_aLondon _bAcademic Press _c1971
300			_ax,718p.; 24cm.
500			_aProceedings of symposium held at the Geology Department, Imperical College, London, 23 - 25 Sept. 21970
082			_a581.3 _bSPO
999			_c20522 _d20522