This encyclopedia contains nearly 250,000 words and covers topics ranging science, history, and geography to sports, conservation, and show business.

A multivolume encyclopedia with over 1200 alphabetically-arranged entries covering such topics as the history, physical features, festivals, and music of the Un

A multivolume encyclopedia with over 1200 alphabetically-arranged entries covering such topics as the history, physical features, festivals, and music of the Un

Illustrated with more than 2,000 full-color maps, charts, graphs, illustrations and photographs, this comprehensive reference covers every aspect of our country