Miss. Valley Archaeology Center No description specified. 1-3 (3 Records) Documents Phase I Archaeological Survey of Northern Natural GS Ground Beds, Boone County (1997) A Phase I Archaeological Survey of Proposed Expansion of Ottumwa - Wapello Sanitary Landfill, Wapello County (1997) Phase I Archaeological Survey of the Flood Plain of Pool 8 of the Upper Miss. River Valley (1997)