To an Alcophile, there's nothing sweeter than the wheezing, barking sounds produced by a smoke-belching Alco diesel. In this three-volume series, Pentrex sets out to document an example of every Alco model remaining in operation, exploring the qualities that make these remarkable locomotives so attractive to their fans.

Volume 2 covers the early 251-powered Alcos. Searching North America for surviving examples of models introduced between 1955 and 1962, these "notch-nosed wonders" are chronicled from their beginnings to the introduction of the Century line. Alco models S-6, RS-11, RSD-12, RSD-15, T-6, RS-27, RS-32, and RS-36 diesels are viewed in operation, as well as Montreal Locomotive Works RS-18, RSC-14, FPA-4, S-13, and RS-23 units.

Join us for thrilling action as burbling diesels spew clouds of black smoke and produce that tantalizing Alco sound. You'll ride in four different locomotive cabs including our f