One of the first vending machines most of us ever encountered involved a penny, a knob, and a colorful piece of gum. At one time, gumball machines could be found almost everywhere, from grocery stores ...

The next time you’re in line at Nifty Nut House in downtown Wichita, look up. Above you is an unofficial museum of gum, candy and nut vending machines. Some might call it Steve Jahn’s nutty obsession.