Rural Americana on parade

AMBOY - When Jeff Johnson's Case tractor rolled off the assembly line in 1954, Marilyn Monroe had just married Joe DiMaggio, and the first color TV hit department stores at $1,000 for a 12-inch screen. One of only 500 ever made, Johnson's tangerine orange Case SC-4 rumbled down Amboy's Main Street near the head of an hour-long parade to celebrate the city's 31st annual Depot Days festival. Johnson, a 38-year-old Amboy farmer, recently restored the antique gem and has two others almost exactly like it. He rolled through the streets of his home town under the hot summer sun "to come out and be a part of the action" in the city's annual fundraiser for the Depot Museum. The building is a former division headquarters for the now-defunct Illinois