Metadata: Boundary Layers

Tuesday, 25 January 2011 17:49

Written by Spike

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Census Tracts, Block Groups, Blocks, Cities/Places, County, Supervisorial Districts: US Census Bureau

Parcels: Alameda County Assessor's Office

Police Beats and Command Areas: Oakland Police Department

Roads: US Census Bureau Tiger files

Zipcodes: Maponics LLC

Last modified on Tuesday, 25 January 2011 17:53

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