File Sediment Distribution and Landform Classification of the University of Michigan Botanical Garden, undated Box 3 In: William S. Benninghoff papers, 1943-2000 (majority within 1968-1986) » Matthaei Botanical Gardens, 1943-2000 » Research Activities
File Surficial Geology and Geomorphology of the Dixboro Botanical Gardens Site, undated Box 4 In: William S. Benninghoff papers, 1943-2000 (majority within 1968-1986) » Matthaei Botanical Gardens, 1943-2000 » Research Activities