Explorations made in the valley of the river Madeira, from 1749 to 1868
Church, George Earl, 1835-1910; National Bolivian Navigation Company; Keller, José; Keller, Franz, 1835-1890; Palacios, José Agustn, d. 1873; Haenke, Thaddäus, 1761-1817; Gibbon, Lardner; Quevedo, Quintín, 1823-; Arauz, Ygnacio; Goncalves da Fonseca, José; Barry, James William