Rockford rightly prizes its prosperous heritage, earned by manufacturing concerns like the Rockford Watch Factory and the Manny Reaper Company. But the town once named Midway also harbors a history of crime and calamity. Gunfire broke out in the streets when networks of Prohibition informants slid sideways. In 1893, John Hart forced his own sisters to drink poison. Three years later, James French shot down his wife in the street. Over the years, a...