<descriptor thcode="1"><thesaurus thcode="1" name="Common geographic areas" scope="Names and identifiers of commonly-known geographic areas including oceans, continents, countries, states and provinces in North America, counties in the United States, USGS map quadrangles, and hydrologic units, nested and cross-referenced by overlap." creator="U.S. Geological Survey" rights="Public domain" edition="1.0" date="2002-03-21" codetype="alpha" prefix="geo" uri="http://www.usgs.gov/science/CommonGeographicAreas" tblname="geo" nonpref="geonp" relterm="geort" root_code="root" contact="pschweitzer"><category><term thcode="25" code="13" name="transitive" parent="12" scope="Narrower terms have an &quot;is a&quot; relationship with their broader terms, and generally can be described as part-of, type-of, or instance-of the broader term."/><term thcode="25" code="30" name="ambiguous labels" parent="26" scope="A given preferred label may be used for more than one concept in the thesaurus. A concept must be specified using its unique identifier (code). This may occur in the names of places or people."/><term thcode="25" code="4" name="place" parent="2" scope="Terms indicate extent in space, typically by reference as the names of geographic areas known from information that is stored elsewhere."/><term thcode="25" code="16" name="hierarchical" parent="11" scope="Substantive broader-narrower relationships exist among the terms."/><term thcode="25" code="13" name="transitive" parent="12" scope="Narrower terms have an &quot;is a&quot; relationship with their broader terms, and generally can be described as part-of, type-of, or instance-of the broader term."/><term thcode="25" code="30" name="ambiguous labels" parent="26" scope="A given preferred label may be used for more than one concept in the thesaurus. A concept must be specified using its unique identifier (code). This may occur in the names of places or people."/><term thcode="25" code="4" name="place" parent="2" scope="Terms indicate extent in space, typically by reference as the names of geographic areas known from information that is stored elsewhere."/><term thcode="25" code="16" name="hierarchical" parent="11" scope="Substantive broader-narrower relationships exist among the terms."/></category><altlabel><altlabel>Augmented FIPS 10-4 and FIPS 6-4</altlabel><altlabel>Augmented FIPS 10-4 and FIPS 6-4</altlabel><altlabel>CommonGeographicAreas</altlabel><altlabel>CommonGeographicAreas</altlabel></altlabel></thesaurus><term thcode="1" code="f42029" name="Chester" parent="fUS42" scope="county"/><bt><term thcode="1" code="fUS42" name="Pennsylvania" parent="fUS" scope="state"/><term thcode="1" code="fUS" name="United States" parent="fLD10" scope="country"/><term thcode="1" code="fLD10" name="North America" parent="fLD" scope="continent"/><term thcode="1" code="fLD" name="Land" parent="root" scope="continent"/><term thcode="1" code="root" name="Earth" scope="Common geographic areas focused on the US"/></bt><rt><term thcode="1" code="q40076NWA3" name="Bay View" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="h02040205" name="Brandywine-Christina" parent="h020402" scope="hydrologic unit"/><term thcode="1" code="h02060002" name="Chester-Sassafras" parent="h020600" scope="hydrologic unit"/><term thcode="1" code="q40076NWB1" name="Coatesville" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWE3" name="Collegeville" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEG3" name="Conowingo Dam" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWC4" name="Downingtown" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWB3" name="Elverson" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWA4" name="Honey Brook" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p1357" name="Hopewell Furnace National Historic Site" parent="p43" scope="National Historic Site"/><term thcode="1" code="q40076NWC2" name="Kennett Square" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NEH2" name="Kirkwood" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="h02040202" name="Lower Delaware" parent="h020402" scope="hydrologic unit"/><term thcode="1" code="h02050306" name="Lower Susquehanna" parent="h020503" scope="hydrologic unit"/><term thcode="1" code="q41076SWD4" name="Malvern" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40076NWE1" name="Media" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWA3" name="Morgantown" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40076NWB3" name="Newark West" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWF4" name="Norristown" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40076NWA2" name="Oxford" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40076NWA1" name="Parkesburg" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWD3" name="Phoenixville" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWC3" name="Pottstown" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SW" name="Reading" parent="q41076" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="q40078NEH3" name="Rising Sun" parent="q40078NE" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="h02040203" name="Schuylkill" parent="h020402" scope="hydrologic unit"/><term thcode="1" code="q40076NWC1" name="Unionville" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q41076SWE4" name="Valley Forge" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p1341" name="Valley Forge National Historical Park" parent="p39" scope="National Historic Park"/><term thcode="1" code="q41076SWB4" name="Wagontown" parent="q41076SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40076NWD1" name="West Chester" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40076NWB2" name="West Grove" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40076NW" name="Wilmington" parent="q40076" scope="quadrangle 1:100,000 scale"/><term thcode="1" code="q40076NWD2" name="Wilmington North" parent="q40076NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q40078NE" name="York" parent="q40078" scope="quadrangle 1:100,000 scale"/></rt></descriptor>