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Closeup of slide # 157 to show soils in Toronto region; n.b. yellow is interlobate (Oak ridges) moraine, blue are clay tills, brown are also tills of coarser texture.

Map of the soil associations of Ontario; see slides # 158 & 159 for closeups of two areas in this map.

Area in Hawkins Co., Tennessee, which has been typed for soil survey. N.B. different intensity of cleared areas compared with forested ones.

Aerial view of a rural area in Hawkins County, Tennessee; area is approximately 1.5 x 1 mile; photo prior to being mapped cf. Slide # 156.

Acid brown soil at Dorset to show roots of Hard maple in a dump till over granite gneiss bedrock.

Podzol developed in stony till, Miramichi; n.b. dense root mat in the Forest floor.

Tongues of Bf horizon excavated at bone pit site Glen Williams, cf. slide # 151

Bisequum in sandy loam at Glen Williams; was site of Indigenous bonepit, n.b lower Bf above calcareous sand; plow layer at top; see slide # 152.

Closeup of buried profile under peat in Dunmore Twp. Plonski Forest, Swastika; for cause see slide # 149. n.b. weak colour of Bf and the structure of the peat with remains of tree roots.

Buried podzol under peat in Dunmore Twp, Plonski Forest near Swastika. Change in drainage was sudden and caused by a beaver dam located in the bog down from where photo was taken.