Arboretum milestone
Seibert, Russell J.
Article
1955
Lasca leaves
5
22
Los Angeles State and County Arboretum , Los Angeles State and County Arboretum -- History
The Arboretum Library at the Los Angeles County Arboretum & Botanic Garden
English
Arcadia, Calif, California Arboretum Foundation, 1950-1976