In African Forest and Jungle

The Country of the Dwarfs

The Land of the Long Night

Lost in the Jungle; Narrated for Young People

Stories of the Gorilla Country, Narrated for Young People

Ivar the Viking

A romantic history based upon authentic facts of the third and fourth centuries

The Viking Age. Volume 2 (of 2)

The early history, manners, and customs of the ancestors of the English-speaking nations

The Viking Age. Volume 1 (of 2)

The early history, manners, and customs of the ancestors of the English-speaking nations