TY  - RPRT
TI  - Map showing surficial geology of parts of the lower Skagit and Baker valleys, North Cascades, Washington
AU  - Paul L. Heller
PY  - 1979
DO  - 10.3133/ofr79964
UR  - https://pubs.usgs.gov/publication/ofr79964
ID  - ofr79964
ER  -