From Earliest times to 1763) 1974: "A naixencia d'os Estaus Unius" (1763-1816) (Titol orichinal: The Birth of the United States (1763-1816)) 1975: "Os Estaus Unius dende 1816 dica a Guerra Civil" (Titol orichinal: Our Federal Union - The Union States from 1816 to 1865) 1977: "Os Estaus Unius dende a Guerra Civil dica a Primera Guerra Mundial" (Titol orichinal: The Golden Door - The United States from 1865 to 1918) 1991: "O paso d'os milenios"