Correspondence (1) Specimens (1) Correspondence (1) Volume (Cubic content) (1) Samples (Commerce) (1) Metallurgists (1) Metal-work (1) Learning (1) Lead (1) Iron (1) International division of labor (1) Hypothesis (1) Greeks (1) Orient (1) Bronzes, Greek (1) Bronze (1) Asians (1) Cartas--Redacción (1) Metales--Trabajo (1) Plomo (1) Cartas (1) Hierro (1) Fer (1) Plomb (1) Métal (1) Apprentissage (1) Premier millénaire (1) Asiatiques (1) Correspondance (1) Moyen-Orientaux (1)