1) Altruist 2) Andrew mellon 3) Andrew william mellon 4) Big name in Pittsburgh 5) Financier 6) Financier andrew 7) Financier who got his cut 8) Greek-language newspaper 9) Longtime name in banking 10) Moneyman 11) National Gallery endower 12) Philanthropist 13) Post-WWI Treasury secretary Found on https://www.crosswordclues.com/clue/mellon