juvenile literature

Examines a specific ethnic heritage and provides information on conditions that drove immigrants to America focussing on such issues as family values, religion, traditions, and social customs.

Examines the physical characteristics and conditions of Venus describing its position in relation to the sun and other planets and surveying humanity's attempts to penetrate its mysteries.

A biography of the Army officer and explorer who discovered, among other places in the West and Southwest, the great Rocky Mountain peak in Colorado which bears his name.

Presents general information about the planets and other bodies in the solar system with suggestions for observation.

Traces the history of the following trade and travel routes: the Mohawk Trail, the Wilderness Road and other trans-Appalachian routes, the Mississippi Route, and the Santa Fe, Chihuahua, Oregon, and California Trails.

Describes the history of trade routes and commerce in the New World, including the Panama Route, the Inca Royal Road, the California Mission Trail, and the Cape Horn Route.

Surveys what is now known about the planet Mars, discussing its surface features, moons, polar ice caps, and the exploratory missions that helped provide this information.

Describes the discovery of Etruscan, Greek, and Roman remains in present-day Italy.