To many minds the achievements of John D. Rocke feller seem uncanny and full of mystery. The writer has taken particular pains to unravel the mystery and explain the uncanny. The acquisition of wealth to many is the great end of life. To such, John D. Rockefeller must forever be a marvel. But to those who believe that there are greater and better and nobler things in life than money-making, Rockefeller's career is a subject, not for admiration, but for criticism.