Memo from To: {3 a. JOSHUA LEDERBERG AUG 2 8 1973 Rhee (gp LT srs] Qt pen mf touche,» LP re fii Acie gee pore tn ttt ae bech aft */12 af -~ ung CYS WU 1162 «Ceol. opr PGE OBES PROFESSOR JOSHUA LEDERBERG Department of Genetics School of Medicine Stanford University Stanford, California 94305