History of the Counties of Oregon 79 thence down the channel of said river to its junction with the north fork of said river ; and from thence northerly along the ridge dividing the waters of John Day's and Willow creek to the place of beginning." (General Laws of 1862, page 91). Union County. "All that portion of Baker county, commencing at a point where the 46th parallel of latitude crosses the summit of the Blue mountains ; thence east along said line to its intersection with Snake river; thence up the middle of the channel of said river to the mouth of Powder river; thence up the middle of the channel of said river to the mouth of the North fork of the same; thence up the main channel of the said North Powder river to its source ; thence west to a point intersecting the east boundary line of Umatilla county ; thence northerly along said line to the place of beginning." (Special Laws of 1864, page 37). Wallowa County. "Commencing at the northeast corner of the State of Ore- gon on Snake river and thence west on the State line to where it intersects the Grand Ronde river ; thence in a southwesterly direction up the center of said Grand Ronde river to the mouth of the Wallowa river; thence in a southwesterly direc- tion up the center of said Wallowa river to the mouth of the Minum river; thence in a southerly and easterly direction up the center of said Minum river to its source on the summit of the Powder river mountains ; thence following said summit or divide of the Powder river mountains in an easterly direc- tion to a point about twenty miles due west from Snake river ; thence due east to what is known as Limestone Point on the east line of the State of Oregon; thence north following said east line of the State of Oregon to the place of beginning." (General Laws of 1887, page 142).