Mount Blum
Top View
- Geologic Map of Washington State
- Detailed Map Sheet; Soil Survey of North Cascades National Park Complex, Washington
- Detailed Map Sheet; Soil Survey of North Cascades National Park Complex, Washington
- North Cascades and Mt. Baker Visitor Information Guide
- North Cascades Highway Detail NORTH CASCADES NATIONAL
- 1970 and 1971
- Database for the Geologic Map of the Mount Baker 30-Minute by 60
- 1983-1990 from the Mountaineer Annual,1917 � 1J\ � I GU{-� �WJ A,,Ij·(/1L7ti;:Uza