• Format: Still Image
• Language: unknown
• Published: UM Museum of Anthropological Archaeology 1977
• Subjects: Map: Culture areas; Map: Geographic/natural features; Northeast Atlantic
• Online Access: http://name.umdl.umich.edu/IC-ANTHRO1IC-X-21850%5D21850; http://quod.lib.umich.edu/cgi/i/image/api/thumb/anthro1ic/21850/21850/!250,250

Cultural and natural conditions, 6000- 7000 BP.