Gray-Brown Podzolic Under Maple Forest, Near Claremont, n.b. Ah; C Isa Loamy Till. Alfisol, P, C, D.

Mycorrhizal Roots of White Pine, x1.6. Spodosol, BSY.

Brown Podzolic Near Dorset; n.b. L, F, and AE Horizons. Inceptisol, P, C, F, D.

Solifluction Near Alsea, Oregon. Inceptisol, M, G, D.

SOL Brun Acide, Alsea, OR; CF. Slides #30 & 31. Inceptisol, P, C, F, D.

Profile to Show Discontinuity, i.e.c/D Horizons of Water-Laid Sand Over Gravel. Near Hinton. Spodosol, P, S, F, D.

Closeup of Ah horizon in cobbly pumice soil near Chemult Oregon; see Slide # 49 & 50. Inceptisol, P, Ah, F, D.

Profile of Cobbly Pumice Soil Showing Minimal Development (Soil CA. 1500 Yrs Old) Near Chemult; See Slides #49 & 51. Inceptisol, P, S, F, D.

Lodgepole Pine Forest on Cobbly Pumice Soil (Regosol-Brown Podzolic) near Chemult Or. Inceptisol, P, S, F, D.

Closeup of the Ah Horizon in the Solonetz to Show the Granular Structure; Same Profile as Slide #47. Ardisol, Ah, S, D.