Lewis county shall consist of the territory bounded as follows, to wit: Beginning at the northwest corner of section eighteen, township fifteen north, range five west; thence south along the west boundary of range five west to the southwest corner of township eleven north, range five west; thence east along the south boundary of township eleven north to the summit of the Cascade mountains; thence northerly along said summit to a point due east of the head of Nisqually river; thence west to the head of the Nisqually river; thence westerly down the channel of the river to a point two miles north of the line between townships fourteen and fifteen north; thence west to the northwest corner of section twenty-six, township fifteen north, range four west; thence north two miles to the northwest corner of section fourteen, township fifteen north, range four west; thence west to place of beginning.
[1 H.C. §§ 18, 19; 1888 p 73 § 1; 1879 p 213 § 1; 1869 p 295 § 1; 1867 p 48 § 1; 1861 p 33 § 1; RRS § 3945.]