Видео с ютуба David H. Koch (Organization Leader)

David H. Koch, Director & Executive Vice President, Koch Industries

Billionaire David Koch has died at 79

Koch Institute Dedication Dinner: David H. Koch

Breast Center - David H. Koch Center Building

Billionaire Republican donor David Koch dead at 79

David H. Koch Sees Shen Yun in NYC: "It's inspirational"

David Koch on Leadership (The Mary Hanson Show)

Conservative donor and philanthropist David Koch dead at 79

David Koch for VP

Multi-Billionaire David Koch, Who Spent Millions Supporting Conservative Policies, Dies At 79 | TIME

David Koch Leaves Behind Vile Legacy, Professional And Personal

All About The Koch Brothers - Charles and David Koch

Billionaire industrialist David Koch has died at 79

David H. Koch - Wikipedia article

The Dark History Of The Biggest Family Business In America

"It's Time to End the Divide" - Taking a Stand, by Koch Industries

This Koch-funded advocacy group wants Trump to embrace free trade

Work It's Personal - Episode 6: David Koch - Trailer

AFP Summit - Koch

Billionaire David Koch has died at age 79