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By:Type: ArticleIn: Lasca leavesVolume: 23Series:Issue:Date: 1973Page Range: 122-123Publication Info: Arcadia, Calif, California Arboretum Foundation, 1950-1976Subjects: Ayres, Samuel International Shade Tree Conference
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By:Type: ArticleIn: NewsVolume: 1988:winterSeries:Issue:Date: 1988Page Range: 1, 5Publication Info: Arcadia, Calif, California Arboretum Foundation, 1988?-Subjects: Ayres, Samuel California Arboretum Foundation -- Endowments Williams, David Williams, Maureen
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By: Casamajor, RobertType: ArticleIn: LASCA miscellaneaVolume: 6Series:Issue:Date: 1957Page Range: 25-26Publication Info: Arcadia, Los Angeles State and County Arboretum ; Prepared for distribution by California Arboretum Foundation, Inc, 1953-Subjects: Ayres, Samuel California Arboretum Foundation -- History Los Angeles State and County Arboretum -- History Southern California Horticultural Institute