Geology of the Blue Mountains regions of Oregon, Idaho, and Washington: stratigraphy, physiography, and mineral resources of the Blue Mountains region.  by Tracy L. Vallier and Howard C. Brooks.
Contributors: Vallier, T.L.; Brooks, H.C.
Publisher: Dept. of the Interior
Place of publication: Washington
Language: eng
Number of pages: 198
Subjects: Geology - Blue Mountains Region
Notes: 11