• Format: Still Image
• Language: unknown
• Published: UM Museum of Anthropological Archaeology
• Subjects: Feature: Profile/Strata; Arctic; Subarctic; Alaska
• Online Access: http://name.umdl.umich.edu/IC-ANTHRO1IC-X-17818%5D17818; http://quod.lib.umich.edu/cgi/i/image/api/thumb/anthro1ic/17818/17818/!250,250

Alaska, Onion Portage stratigraphy.