In less than a decade, Ajo changed from a remote spot on the frontier to the most important economic force in Pima County. Sue Rutman, who has long been interested in local history, tells about the birth of Ajo, from its beginnings in the late 1800s to its rise in the early 1900s. See historic photographs that show the mine and processing plant being built, and learn about the iconic buildings that make Ajo the picturesque town it is today.