The author completes the story of the Interstate Railroad that he began in his first book in 1994. This volume details the coal mines, tipples, and switching operations - including coal trains and mine runs - that formed the backbone of this line"s traffic. The Interstate connected with the Norfolk & Western, Southern, Louisville & Nashville, and Clinchfield. It funneled numerous Appalachian coal mine branches to these lines. Wolfe uses firsthand accounts and material taken from his father whom was an Interstate brakeman and conductor from 1937 to 1978.