ATTRIBUTE DESCRIPTION :
The data comes from USGS dlg polygon, line, and point attributes for the
public land survey system with a major codes of 300 to 309. For further
description, see the attribute code descriptions at the end of this document.
Information is fromI "Digital line graphs from 1:24,000-scale maps" published
by the User Services Branch, National Cartographic Information Center, USGS.
PLSCODE TOWN + TWNDIR + RANGE + RNGDIR + SECTION_NO
TOWN Township Number
TWNDIR Township Direction (N or S)
RANGE Range Number
RNGDIR Range Direction (E or W)
SECTION_NO Section Number (Usually between 1 and 36)
TWNRNG TOWN + TWNDIR + RANGE + RNGDIR