Reproduction taken from book of example of spheroidal weathering of granite (well jointed) in Colorado. Caption reads "'Balanced Rock', Rocky Mountain Upland Near Palmer Lake, Pikes Peak Region, Colo. One of the numerous residual granite boulders which occur on the upland, rounded by exfoliation."

Bio/historical note: Frederic Harrison Edmunds was born in Hawarden, North Wales in 1898. He received his B.Sc. (1922) and MSc. (1923) from the University of Liverpool. In 1925 he came to Canada and joined the Department of Soils at the University of Saskatchewan. Professor Edmunds was named chairman of the Department of Geological Sciences in 1961, a position he held until his death in February, 1965.