By TYLER ELLYSON UNK Communications KEARNEY – Jason Combs discovered the first postcard at an estate sale in Funk, Nebraska. The subject matter immediately captured his attention, just as the creator intended. It featured a couple cows standing near an ear of corn with a garden in the background – a pretty common Midwest scene. Except the corn towered above the livestock, making it appear to be a good 10 feet tall with hoof-sized kernels. Combs was intrigued … [Read more...] about ‘Giant Grasshoppers and Two-Ton Potatoes’: Father-son research team studies history of state’s ‘exaggeration postcards’