The Book of Races is a character race supplement for Swords & Wizardry, Labyrinth Lord, and other Old School or retro-clone rules systems. The Book of Races provides details on twelve different races in two different formats: as character races separate from classes, and as racial classes. Whatever your gaming preferences may be, the Book of Races provides twelve new character races to enhance your gaming experience. This supplement details the Artathi, the Duar, the Elde, the Eldeblooded, the Feytouched, the Giantkin, the Goblin, the Hyrknoff, the Kelshan, the Ordath, the Vaelan and the Wyrmblooded. As a bonus, an appendix also introduces the Simple D6 Check System.