Ryerson, Knowles A. (1892-1990). Papers.
Collection Number: D-011
Correspondence and minutes from various commissions, including the National Arboretum and the South Pacific Commission; subject files related to subtropical horticulture and international agriculture; correspondence to academic colleagues and friends. M.S., Horticulture, University of California, Berkeley (1923); Agricultural Extension Agent specializing in subtropical horticulture, at University of California, Berkeley and Davis; Researcher, USDA and Bureau of Plant Industry; Assistant Dean, College of Agriculture, University of California, Davis (1937-1952).
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72.4 linear feet