TARDY, H.L. Dictionnaire des horlogers francais. Paris, Tardy, (1971-72). 2 in 1 vol. W. many b&w illustr. Private green hcf. w. marbled sides. -- G.H. BAILLIE (&) B. LOOMES. Watchmakers & clockmakers of the world. 1988-89. 2 vols. Obrds. -- (3).