A study of Tertiary and Quaternary deposits, lateritic weathering profiles, and of Quaternary history of part of the Pacific Northwest.Excavated cinder cone in outdoor theater, Mount Tabor Park, Portland 40 12. Spheroidal weathering of Boring lava 42 13. Diagram of relations between mudflow deposit and lava 45 14. Diagram of stratigraphic relations in the Dodge Parkanbsp;...
|Title||:||Geology of Portland, Oregon, and Adjacent Areas|
|Author||:||Donald E. Trimble|