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By:Type: ArticleIn: Arboreta and botanic gardens : a publication of the Los Angeles County Department of Arboreta and Botanic GardensVolume: 3Series:Issue: 1Date: 1991Page Range: 9Publication Info: Arcadia, CA, California Arboretum Foundation, 1989-Subjects: Tyrrell, Esther Quesada Tyrrell, Robert A
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By:Type: ArticleIn: At the foundationVolume: 1985:Feb.-Mar.Series:Issue:Date: 1985Page Range:Publication Info: Arcadia, California Arboretum Foundation,Subjects: Books -- Marketing Gift shops -- California -- Arcadia Johanson, Norma Tyrrell, Robert A