From Dewdney's Letter dated May 27th, 1865 Fort Shepherd
"The route is excellent for a trail or road from Boundary Creek to the Inchwointon, but at this season of the year the whole valley of this river, about a mile in width, is flooded - it is thickly timbered with small pine and cottonwood rendering it impossible to work or raft through it."
From Dewdney's Letter dated December 20, 1865, New Westminster
"The work which I consider necessary to be done on the line from Sooyoos Lake to Wild Horse Creek to make it passable at all seasons of the year I estimate as follows: