- Age: 42
- Interview Date: 8/31/2008
- Interviewer: Robert Warren, Illinois State Museum
- Interview Length: 10 minutes Walk-and-Talk Interview
- County: DuPage
- Mark is an Agricultural Specialist for Kline Creek Farm, a living-history farm in Du Page County. The farm raises oats, corn, vegetables, fruit, honey bees, chickens, Southdown sheep, dairy cattle, beef cattle, and Percheron and Standardbred horses.