Cave dwellers

The First Days of Man, as Narrated Quite Simply for Young Readers

Frederic Arnold Kummer

The Cave Twins

Lucy Fitch Perkins

Stories of the Cave People

Mary Marcy

The Early Cave-Men

Katharine Elizabeth Dopp

The Cave Boy of the Age of Stone

Margaret A. McIntyre

Og—Son of Fire

Irving Crump

The Later Cave-Men

Katharine Elizabeth Dopp