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White spruce approximately 4 yrs after planting. N.B. lack of trees in the lower area - frost pocket. Thackeray Twp. Kirkland Lake.

White spruce approx. 4yrs after planting. N.B. lack of trees in the lower area - frost pocket. Thackeray Twp. Kirkland Lake.

Tree length skidding at Camp #11, Dryden Paper Co. N.B. on left the large pile of slash.

Tree length skidding at Camp #11, Dryden Paper Co.

Black and white promotional photograph of Ole Kolehmainen, wrestler. Canadian Middleweight Professional Champion

Tree length skidding at Camp #11, Dryden Paper Co.

Red pine fertilized at a rate of 150 lb/ac potassium as KCl in 1957. Photo in June 1960. Person is K.H. Reese.

Control untreated, in potassium trial, Hughes plantation, nr. Huntsville. Application in May, 1957. Person is K.H. Reese.

Ground cover at plantation, N.B. sparse vegetation, and species. Hughes plantation nr. Huntsville.

Foliage symptoms of potassium deficiency (Chlorosis>necrosis). Hughes plantation, Huntsville.