View of same location as slides # 207 and 208 showing litter after snow has gone, n.b. the curling of the leaves and the exposure of of the surface of the Ah.

Same location as slide #207, but in March as snow is melting n.b. the litter layer of the forest floor.

Winter and snow cover at the Dunlap Observatory, Richmond Hill, the location of profile in slide #140

Blocky, angular structure in the B of Slide #140 at Dunlap Observatory, Richmond Hill.

Iron concretions (Bfcc) in a Douglas fir soil on Vancouver Island

Blocky structure in the Bt of the profile in slide #140; n.b. the ped, the pores and the argillaceous coating on the ped

Crumb structure of Ah in profile of slide #140, at Dunlap Observatory at Richmond Hill woodlot.

This section same as slide #201, but with xNicol; other was in ordinary light.

Thin section (x200) in Bt showing neo cutans

Thin section (x200) showing calcareous nodule in a ferro-argillaceous matrix; black areas are voids