Edward Davis Mathews, Up the Amazon and Madeira rivers… (1879)
“ If ever the happy day that shall see the opening of the Madeira and Mamoré Railway dawns for Bolivia, then few speculations appear to me to be more promising than that of mining near Oruro. The want of fuel for smelting purposes will not, when good roads are made, be felt so much at Oruro as at Potosí, for Oruro is within a reasonable distance of the eastern slopes of the Andes, which are well wooded. ”
