rockefeller has enough john D rockefeller the world s richest man whether ruling sovereign or private citizen has set january next as a definite date for retiring active business he will then have reached his year and he has informed the members of his busl ness cabinet that from that date his successor will be his only son john D rockefeller jr an intimate friend of mr rockefeller said this concerning his yearly income mr rockefellers wealth is so great that no one may know accurately what his income Is it you should fix the sum total at 36 a year it would be accurate an estimate as could be made