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Current: GIS   |   Refine: ArcGIS   |  Geography, US   |  Open source software   |  R   |  Source code   |  C   |  PROJ   |  UTM   |  California   |  Search engines   |  Open science   |  
Name Url Visits Rating  
Census 2000 County and County Equivalent Areas Cartographic Boun
ArcGIS shape files showing US state and county boundaries
http://www.census.gov/geo/www/cob/co… url
GIS, ArcGIS, Geography, US
308 
NCEAS Scientific Computing: Read/Write ESRI Shape Files using R
Computing polygon centroids with R
http://www.nceas.ucsb.edu/scicomp/GI… url
Open source software, GIS, R
324 
PROJ.4 - Cartographic Projections Library
An application and DLL for performing geographic projections
http://trac.osgeo.org/proj/wiki/Wiki… url
Source code, Open source software, C, GIS, PROJ
490 
Man page for PROJ 4
Documentation for the PROJ library
http://trac.osgeo.org/proj/wiki/man_… url
Source code, Open source software, C, GIS, PROJ
510 
UTM Zone projection parameters to pass to pj_transform()
A news group thread that (maybe?) shows how to use PROJ to convert between latitude/longitude and UTM
http://lists.maptools.org/pipermail/… url
Source code, Open source software, GIS, PROJ, UTM
458 
Data at GISuser.com
A collection of GIS data files and sources
http://www.gisuser.com/content/secti… url
GIS
564 
Moving a UTM Zone
http://www.mentorsoftwareinc.com/cc/… url
GIS
405 
State plane coordinate system - Designations
http://home.comcast.net/~rickking04/… url
GIS, Geography, US
549 
State plane zones for California
http://www.cdpr.ca.gov/docs/county/p… url
GIS, Geography, US
434 
The California Spatial Information Library - CaSIL Home
http://gis.ca.gov/index.epl url
California, GIS, Geography, US
410 
Hawths Analysis Tools for ArcGIS
http://www.spatialecology.com/htools… url
GIS, ArcGIS
246 
GeoCommons Finder!
Search engine for freely avaiable shapefiles and other GIS data
http://finder.geocommons.com/ url
Open source software, GIS, Search engines, Open science
280 
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