Theme: Archeology

Description: Paleoindian Citation Densities (National Archeological Database - NADB)

Region: Conterminous United States

Data Type: vector

Scale: 1:25M

Projection: Lambert Azimuthal Equal Area (oblique aspect)

Datum: NAD83

Attributes: Number of paleoindian citations per square mile

Data Sources:

Archeological data: 2004 Citation counts extracted from the National Archeological Database (NADB)

County and state boundaries: ArcUSA 1:25M, 1992,ESRI

County Area: County and City Data Book, 1988, U.S. Dept. of Commerce, Bureau of the Census.

History of known manipulations made prior to data acquisition: N/A

Data Provider: N/A

Distribution format: N/A

History of manipulations performed at CAST:

Layer created with ArcGIS by assigning citation counts divided by the county area to county data layer. The counts reflect the number of citations for which the field “cultural affiliation” contains the string “paleoindian”. Oracle was used to store, manipulate and format the tabular data.

Layer Date: 2004