1) Andrew William Mellon was an American banker and politician.

2) Andrew William Mellon served as Secretary of the Treasury under President Harding.

3) Andrew William Mellon played a key role in shaping US economic policy in the 1920s.

4) Andrew William Mellon was a prominent figure in the oil and aluminum industries.

5) Andrew William Mellon was known for his conservative fiscal policies.

6) Andrew William Mellon's art collection became the foundation for the National Gallery of Art.

7) Andrew William Mellon was born in Pittsburgh, Pennsylvania in 1855.

8) Andrew William Mellon's family was heavily involved in banking and industrial enterprises.

9) Andrew William Mellon was one of the wealthiest individuals in the US during his time.

10) Andrew William Mellon's legacy as a financier and philanthropist remains significant today.