Culture Change in Tribal Bihar: Munda and Oraon. By Sachchidananda. Calcutta, Allahabad, Patna: Bookland Private Limited, 1964. 5, 158, Illustrations, Tables, Glossary, Selected Bibliography, Index, Research Programmes Committee List of Published Reports. Rs. 12.00. - Cultural Contours of Tribal Bihar. By L. P. Vidyarthi. Calcutta: Punthi Pustak, 1964. xxii, 308, Figures, Tables, Illustrations, Map, Bibliography, Index. Rs. 22.00