Curated OER
Etc: Maps Etc: Economic Activity in North America, 1916
A map from 1916 of North America showing the economic production areas of the region. This map is color-coded to show industrial districts, productive, and non-productive regions. The map shows the principal extraction areas for coal,...
Curated OER
Etc: Maps Etc: Railways and Economic Regions of South America, 1911
A map from 1911 of South America showing the primary railways, navigable rivers, and local economic resources. The map is keyed to show regions of coffee, cocoa, rubber, wool and mutton production, cattle breeding, and silver mining,...