add.xy	shapefiles
calc.header	shapefiles
change.id	shapefiles
convert.to.shapefile	shapefiles
convert.to.simple	shapefiles
dp	shapefiles
read.dbf	shapefiles
read.shapefile	shapefiles
read.shp	shapefiles
read.shx	shapefiles
scaleXY	shapefiles
write.dbf	shapefiles
write.shapefile	shapefiles
write.shp	shapefiles
write.shx	shapefiles
