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By:Type: ArticleIn: LASCA miscellaneaVolume: 1959Series:Issue:Date: 1959Page Range: 4-9Publication Info: Arcadia, Los Angeles State and County Arboretum ; Prepared for distribution by California Arboretum Foundation, Inc, 1953-Subjects: Los Angeles State and County Arboretum -- Managem Los Angeles State and County Arboretum -- Educatio