wilson_photographs_1907-1911_01 December 20, 2018February 5, 2019 Matthew Caulkins, Web Applications Program Manager Previous Next Focus lacor Hamilton. Wan Hsein, Yangtsze River, China. Height 50 ft. Circumference 15 ft. Head 90 ft. through. April 1, 1908. These 14 images, with their original captions, were the first glass plate negatives by Arnold Arboretum plant explorer Ernest Henry Wilson to be digitized through a grant from Harvard University. The Arboretum holds more than 4,500 photographs that document the flora, landscapes, culture of eastern Asia, now cataloged on VIA, Harvard’s Visual Image Catalog. Copyright © 2006, President and Fellows of Harvard College, Arnold Arboretum Archives; all rights reserved.