E11-143 -- America
E11-29 -- General
E29 -- Elements in the population
E31-49.2 -- North America
E51-73 -- Pre-Columbian America. The Indians
E75-99 -- Indians of North America
E81-83 -- Indian wars
E99 -- Indian tribes and cultures
E101-135 -- Discovery of America and early explorations
E103-110 -- Pre-Columbian period
E111-120 -- Columbus
E121-135 -- Post-Columbian period. El Dorado
E141-143 -- Descriptive accounts of America. Earliest to 1810