Bachelor of Science, Westmar College, 1949; Master of Science, Kansas State University, 1961; Doctor of Philosophy, Iowa State University, 1971.
Process engineer, Allied Chemical Company, Hopewell, Virginia, 1953-1959; research chemist, Monsanto Corporation, St. Louis, 1961-1963; professor of chemistry, Flat River (Missouri) Junior College, 1963-1964; assistant professor, N.W. Missouri State University, Maryville, 1964-1971; professor, head department, Montana College Mineral Science and Technology, Butte, 1971-1993. Consultant in field; president Beuerman & Associations, Butte, 1982, Highland Research.L.C., since 1995.
President Aldersgate Foundation, Butte, 1985-1992. Served with United States Army, 1951-1953. Member American chemical Society (chairman Montana section 1972-1973, treasurer I & European Commission division since 1992), Sigma Xi (chairman local section 1975-1976), Phi Lambda Upsilon.
Married Irma Janice Lehman, August 18,1950. Children: David Duane, Donna Janice, Keith Lehman, Mark Devin.