Book excerpt: This richly illustrated encyclopedia of classic and contemporary American railroads features consise histories of 101 U.S. and Canadian railroads past and present. Illustrated with period and modern photography in both color and black and white, evocative print ads, and system maps, each profile is also accompanied by one or more fact boxes offering details on the railroads' geographic scope, hardware, and freight and passenger operations. Spanning more than a century and a half, this giant compendium of “fallen flags,” Class I behemoths, classic regional carriers, and transportation icons is sure to become the go-to compendium for railfans of all stripes.