A cross section of soil at Ralph Lake after the 1967 fire. Dump till. Soil #3.

A general view of a dump till of stony sand at Ralph Lake after the 1967 fire and a black backpack in the bottom right corner. Soil #2.

General views of Ralph Lake near Sioux Lookout after it was burnt in June 1967.

A view of Shallow Soil/Bedrock in Ralph Lake. Soil#5

A cross section of soil at Ralph Lake. Note disturbance - Windthrow(?). Soil #2

Ram Falls, Alberta

Pasture fields

Pasture fields near Banff Highway

Rathbun Commission of 1899, Ontario

Recent clearcut, Woss lake, Englewood Div. Canfor