Note on an Engraved Shale Slab from the Jacobsdal District, Orange Free State

• 期刊名称The South African Archaeological Bulletin
• 作者A. J. B. Humphreys and Carol Humphreys
• 卷第28卷
• 印刷ISSN0038-1969
• 文件大小378.03KB
• 发表时间1973-06
• DOI10.2307/3888708
• 页码47-48