a book to offer enthusiasts the SNCF equipment, everything is there, including future modern materials that will roll in future years; this so-called "2012" edition is actually the most recent of the name, it comes in 400 pages thick glossy paper with a color picture to the left and right specific plans but also on other pages boards pictures ( control panels, more accurate texts, series of coats of arms of our cities and regions, ....), convenient to take and read, her purple cover is classy, traditional exchange of books with old blankets, beautiful design, sending quick and very neat.