Herbert Hoover was the 31st President of the United States
A mining engineer who graduated from Stanford University
As an American "white-collar worker", he was sent to work in the Kailuan Coal Mine in Tangshan, Hebei, China.
Hoover's legendary life is a microcosm of the continuous growth of the United States.
He is the most accomplished president after leaving office in the history of the United States.
The original work of this album "The Biography of Herbert Hoover" ISBN: 9787205067991
