The reinvestments of income were adding their mite of many annual millions.
"The Rockefellers went into gas and electricity when those industries had developed to the safe investment stage.

And now a large part of the American people must begin to enrich the Rockefellers as soon as the sun goes down, no matter what form of illuminant they use.

They went into farm mortgages.

It is said that when prosperity a few years ago enabled the farmers to rid themselves of their mortgages, John D.Rockefeller was moved almost to tears; eight millions which he had thought taken care of for years to come at a good interest were suddenly dumped upon his doorstep and there set up a-squawking for a new home.

This unexpected addition to his worriments in finding places for the progeny of his petroleum and their progeny and their progeny's progeny was too much for the equanimity of a man without a digestion.