Reconnaissances over the routes in the Cascade Mountains in the vicinity of the 49th parallel
Custer H. 1859. Reconnaissances over the routes in the Cascade Mountains in the vicinity of the 49th parallel. Washington, D.C.
Report made by H. Custer while in the service of the NW Boundary Commission for topographical work. A historical reference. Geographic location:North Cascades Mountain Range both in and around North Cascades