The Adventures of Ook and Gluk, Kung Fu Cavemen from the Future

Ancient law, its connection with the early history of society and its relaton to modern ideas

Henry James Sumner Maine

Paekche ŭi sŏnggwak kwa kŏnchʻuk

Sahoe Kwahagwŏn (Korea : North). Kogohak Yŏn'guso

The Mammoth Hunters

Jean M. Auel

Back to the Stone Age

Edgar Rice Burroughs

The Clan of the Cave Bear

Jean M. Auel

The Valley of Horses

Jean M. Auel

Ancient Society (The John Harvard Library)

Lewis Henry Morgan

The Plains of Passage

Jean M. Auel