Yeah, they started in Kansas, but Fred Koch eventually, you know, he'd go on to help Hitler build some oil refineries. Well, sure. And then he started a crude oil interest in Duncan, Oklahoma, called Rock Island Oil and Refining Company.

Yeah, they started in Kansas, but Fred Koch eventually, you know, he'd go on to help Hitler build some oil refineries.

And then he started a crude oil interest in Duncan, Oklahoma, called Rock Island Oil and Refining Company.