 Though his published works are mostly essay collections, Cobb's most renowned work is a unified multi-volume analysis – the massive and intricate "Les Armées Révolutionnaires", first published in France in 1961.Released in English as "The People's Armies" in 1987, the book offers a social and political examination of the armed civilian "révolutionnaires", including the "sans-culottes", the "fédérés" and numerous other paramilitaries and irregulars.In particular, it chronicles their experiences under the Reign of Terror in what is widely regarded as a "masterly account".