OKC oilman Harold Hamm donates to Trump opponent's presidential run
Capital Letter: Harold Hamm, Energy, and the Public Markets | National Review
Harold G. Hamm - Continental Resources
2 Reasons Fracking Tycoon Harold Hamm Sent Ex a $975M Personal Check - ABC News
Harold Hamm steps down as CEO of Continental Resources
US oil tycoon Harold Hamm ordered to pay ex-wife US$1b in divorce ruling | South China Morning Post
Ex-wife of oil tycoon ACCEPTS $1billion cheque ending bitter divorce battle - World News - Mirror Online
Oil Tycoon Harold Hamm Just Got $2 Billion Richer in One Day - Bloomberg
Harold Hamm purchases $5.17 million in Continental Resources stock -filing | Reuters
Continental Resources CEO Harold Hamm to pay wife $1 billion in divorce
Priciest Divorce Ever? How Oilman Harold Hamm Could Lose $17 Billion
Continental Resources CEO Harold Hamm | WSJ.Money Summer 2013 - WSJ
Founder Harold Hamm offers to take Continental private at $25-bln value | Reuters
Meet the Oil Billionaire Quietly Shaping Donald Trump's Energy Policy - Greenpeace USA
Harold Hamm, Fracking Pioneer, Faces a Career Reckoning - WSJ
Shale oil pioneer Harold Hamm to take Continental Resources private | Financial Times
Harold Hamm & family
Oil Billionaire Harold Hamm To Lead AG Pruitt's Re-Election Campaign | KGOU
Harold Hamm - Wikipedia
Harold Hamm Down on California's Monterey Shale
Harold Hamm Expects $60 Oil, Says America Will Double Output Again
Harold Hamm - The Giving Pledge
Harold Hamm | StateImpact Oklahoma
