Me. Rev. Stat. tit. 36, § 1607

In the lists made by the State Tax Assessor, in accordance with this chapter, for purposes of valuation and assessment, the following initial letters mean as follows: The letter "T." when used alone means Township; the letter "R." when used alone means Range; the letter "N." when used alone means North; "E." means East; "S." means South; "W." means West; the letters "N.W." means North West; "N.E." means North East; "S.W." means South West; and "S.E." means South East.