Editorial Review
Earth's Treasures - Horn Book Guide
This series tracks the history, natural origins, and modern uses of valuable elements and minerals. In addition to their cultural and geological backgrounds, Petersen discusses where they can be found today; sidebars suggest ways for readers to find or interact with them. . . .clear and informative texts.
—Earth's Treasures - Horn Book Guide
United States Encyclopedias
World of Mythical Beings
Captives of the Reich