In the 1880's, the well-connected young Englishman William B. Close and his three brothers, having bought thousands of acres of northwest Iowa prairie, conceived the idea of enticing sons of Britain's upper classes to pursue the life of the landed gentry on these fertile acres. "Yesterday a wilderness, today an empire": their bizarre experiment, which created a colony for people "of the better class" who were not in line to inherit land but whose fathers would set them up in farming, flourished in Le Mars, Iowa (and later in Pipestone, Minnesota), with over five hundred