found: Oregon. University. Bureau of Municipal Research and Service.Organization for water distribution in the Portland area, 1955.
found: Johnson, D. N. Issues in Oregon, 1983:foreword (Ken Tollenaar)
found: A report to Governor Neil Goldschmidt on the eminent domain authority of people's utility districts, 1988:title leaf (Kenneth Tollenaar) leaf 69 (Senior Research Associate at the University of Oregon's Bureau of Governmental Research and Service, where he was Director from 1968-1980 and 1982-1986; acting Dean of the University of Oregon's School of Community Service and Public Affairs, 1980-1982)
found: Legacy.com, via WWW, October 29, 2018(Kenneth Tollenaar; Kenneth Coutts Tollenaar, Eugene, Oregon; born May 24, 1925, in Portland, Oregon; died September 25, 2016)