Geology and Mineral Resources of the Northern part of the North Cascades National Park, Washington Reconnaissance geology of the 500-square-mile wilderness north of the Skagit River, and the mineral survey that was made before it became a park. 1972
The North Fork Nooksack River rises at the Nooksack Cirque east of Mount Shuksan within the western part of North Cascades National Park in central Whatcom County.
