2012. Amador County (Calif.). This polygon shapefile represents spheres of influence boundaries data in Amador County for 2012. This file was obtained 3/2/2016 by UCSB Library s... Amador County (Calif.).
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2002. Santa Barbara County (Calif.). This polygon shapefile represents spheres of influence data in Santa Barbara County for 2002. This file was obtained in 2002 by UCSB Library staff.... Santa Barbara County (Calif.).