Gruel, K., Deroc, A. & Delestrée, L. P. Études de numismatique Celtique. Vol. 2. Les monnaies gauloises d’argent de la Vallée du Rhône. (Paris; Les Belles Lettres, 1981-84). Complete in three volumes. 8vo. 178 + 115 + 353 pages; 20 + 14 + 5 plates. All three volumes in the original printed card covers. Very Fine condition, light shelf wear else little used and very good condition overall. An excellent set of these important, long out of print references, essential for collectors and infrequently offered.