A map of South America from 1906 showing the political boundaries of the time. The map shows capitals, major cities, ports, rivers, terrain and coastal features. An outline map of Pennsylvania at the same map scale is included to show the comparative area size relationship, and latitudinal references to world locations (Hindustan, Malay Peninsula, New Guinea, Australia, New Zealand, Tasmania, Cape Town, Transvaal, Mozambique, Kongo, Liberia, and Senegal) are shown in the margins.