Document 2R2jyDJ9a8v0BNkeKM7G91ZOp

Copy No. S7065--LS4l4~Finbhed--2/e Bleed Page--Chemical Engineering, Oct. !9, 1970 P/inled in U.5.A. Predated by Foote, CoNB & BeU>WC 0509163 W.TTiLWOLD^N0048101 WATER_PcB-00035320