A detailed scientific and economic survey of a Central American republic that examines its physical landscape, including mountain systems, volcanic formations, geology, soils and mineral resources, and assesses climate, flora and fauna with reference to economic uses. It analyzes population distribution and social conditions, reviews agricultural production, livestock, and forestry, and summarizes commerce, industry, finance and political-economic factors. The account combines on-the-ground observations with synthesis of official reports, maps and tables to present practical conclusions for development and resource use.