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Show ACKNOWLEDGMENTS The work upon which this report is based was primarily supported by funds provided by the United States Department of the Interior, Office of Water Resources Research, as authorized under the Water Resources Research Act of 1964. The authors are also indebted to the National Science Foundation for providing institutional funds to continue the project in 1967- 68. We are pleased to acknowledge assistance and advice from Messrs. A. Roch, E. LaChapelle, C. C. Bradley, Duain Bowles, and Donald Alford. Student assistants have included E. Maynard, R. Sanderson, D. Longpre, and M. Weber. Lastly, the U. S. Forest Service has provided aid in many important ways, and we are particularly indebted to Officer Earl Welton, and Rangers Edward Hastings, Don Mitchell, and Louis Bartos for their cooperative attitude and frequent help in the field. Dennis Syvertson helped prepare the illustrations. |