Explorations in the Rubber Districts of Bolivia /

Eitemau Tebyg

• Explorations in the Beni Province /
  gan: Arnous de Rivière, Baron H.
• Exploration in Bolivia /
  gan: Hoek, H.
• Recent explorations in Peru and Bolivia /
  gan: Guillaume, H.
• Further Explorations in Bolivia : the river heath /
  gan: Fawcett, P. H.
• Bolivian exploration, 1913-1914 /
  gan: Fawcett, P. H.